Home / 1,009,108,897.20-1,513,663,345.80-737,011,105.20

Finding the Fourth Proportional to 1,009,108,897.20, 1,513,663,345.80 and 737,011,105.20

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Solution

The fourth proportional to 1,009,108,897.20, 1,513,663,345.80 and 737,011,105.20 is: 1,105,516,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,108,897.20 : 1,513,663,345.80 = 737,011,105.20 : x
  2. Step 2: Convert to fraction form
    1,009,108,897.20/1,513,663,345.80 = 737,011,105.20/x
  3. Step 3: Cross multiply
    1,009,108,897.20x = 1,513,663,345.80 × 737,011,105.20
  4. Step 4: Simplify right side
    1,009,108,897.20x = 1,115,586,695,388,787,840
  5. Step 5: Solve for x
    x = 1,115,586,695,388,787,840/1,009,108,897.20
  6. Step 6: Final answer
    x = 1,105,516,657.80

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Half scale
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Double scale
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Similar ratio
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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.