Home / 1,690,518,951.24-2,332,918,897.17-937,832,146.20

Finding the Fourth Proportional to 1,690,518,951.24, 2,332,918,897.17 and 937,832,146.20

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Solution

The fourth proportional to 1,690,518,951.24, 2,332,918,897.17 and 937,832,146.20 is: 1,294,209,884.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,518,951.24 : 2,332,918,897.17 = 937,832,146.20 : x
  2. Step 2: Convert to fraction form
    1,690,518,951.24/2,332,918,897.17 = 937,832,146.20/x
  3. Step 3: Cross multiply
    1,690,518,951.24x = 2,332,918,897.17 × 937,832,146.20
  4. Step 4: Simplify right side
    1,690,518,951.24x = 2,187,886,336,243,478,272
  5. Step 5: Solve for x
    x = 2,187,886,336,243,478,272/1,690,518,951.24
  6. Step 6: Final answer
    x = 1,294,209,884.27

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.