Home / 10,981,270,287.18-15,155,809,501.23-6,696,969,151.14

Finding the Fourth Proportional to 10,981,270,287.18, 15,155,809,501.23 and 6,696,969,151.14

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Solution

The fourth proportional to 10,981,270,287.18, 15,155,809,501.23 and 6,696,969,151.14 is: 9,242,827,654.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,981,270,287.18 : 15,155,809,501.23 = 6,696,969,151.14 : x
  2. Step 2: Convert to fraction form
    10,981,270,287.18/15,155,809,501.23 = 6,696,969,151.14/x
  3. Step 3: Cross multiply
    10,981,270,287.18x = 15,155,809,501.23 × 6,696,969,151.14
  4. Step 4: Simplify right side
    10,981,270,287.18x = 101,497,988,690,291,818,496
  5. Step 5: Solve for x
    x = 101,497,988,690,291,818,496/10,981,270,287.18
  6. Step 6: Final answer
    x = 9,242,827,654.35

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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.