Home / 15,933,386,663.28-21,990,001,703.59-9,068,452,402.13

Finding the Fourth Proportional to 15,933,386,663.28, 21,990,001,703.59 and 9,068,452,402.13

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Solution

The fourth proportional to 15,933,386,663.28, 21,990,001,703.59 and 9,068,452,402.13 is: 12,515,561,693.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,933,386,663.28 : 21,990,001,703.59 = 9,068,452,402.13 : x
  2. Step 2: Convert to fraction form
    15,933,386,663.28/21,990,001,703.59 = 9,068,452,402.13/x
  3. Step 3: Cross multiply
    15,933,386,663.28x = 21,990,001,703.59 × 9,068,452,402.13
  4. Step 4: Simplify right side
    15,933,386,663.28x = 199,415,283,771,671,707,648
  5. Step 5: Solve for x
    x = 199,415,283,771,671,707,648/15,933,386,663.28
  6. Step 6: Final answer
    x = 12,515,561,693.56

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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.