Home / 1,009,108,148.70-1,513,662,223.05-737,010,356.70

Finding the Fourth Proportional to 1,009,108,148.70, 1,513,662,223.05 and 737,010,356.70

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Solution

The fourth proportional to 1,009,108,148.70, 1,513,662,223.05 and 737,010,356.70 is: 1,105,515,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,108,148.70 : 1,513,662,223.05 = 737,010,356.70 : x
  2. Step 2: Convert to fraction form
    1,009,108,148.70/1,513,662,223.05 = 737,010,356.70/x
  3. Step 3: Cross multiply
    1,009,108,148.70x = 1,513,662,223.05 × 737,010,356.70
  4. Step 4: Simplify right side
    1,009,108,148.70x = 1,115,584,734,933,395,456
  5. Step 5: Solve for x
    x = 1,115,584,734,933,395,456/1,009,108,148.70
  6. Step 6: Final answer
    x = 1,105,515,535.05

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Half scale
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Double scale
Find fourth proportional to 1,009,108,149.70, 1,513,662,224.55 and 737,010,357.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.