Home / 1,009,108,158.20-1,513,662,237.30-737,010,366.20

Finding the Fourth Proportional to 1,009,108,158.20, 1,513,662,237.30 and 737,010,366.20

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Solution

The fourth proportional to 1,009,108,158.20, 1,513,662,237.30 and 737,010,366.20 is: 1,105,515,549.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,108,158.20 : 1,513,662,237.30 = 737,010,366.20 : x
  2. Step 2: Convert to fraction form
    1,009,108,158.20/1,513,662,237.30 = 737,010,366.20/x
  3. Step 3: Cross multiply
    1,009,108,158.20x = 1,513,662,237.30 × 737,010,366.20
  4. Step 4: Simplify right side
    1,009,108,158.20x = 1,115,584,759,815,584,384
  5. Step 5: Solve for x
    x = 1,115,584,759,815,584,384/1,009,108,158.20
  6. Step 6: Final answer
    x = 1,105,515,549.30

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Half scale
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Double scale
Find fourth proportional to 1,009,108,159.20, 1,513,662,238.80 and 737,010,367.20
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.