Home / 27,815,838,982.32-38,395,842,450-16,538,243,781.15

Finding the Fourth Proportional to 27,815,838,982.32, 38,395,842,450 and 16,538,243,781.15

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Solution

The fourth proportional to 27,815,838,982.32, 38,395,842,450 and 16,538,243,781.15 is: 22,828,712,915.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,815,838,982.32 : 38,395,842,450 = 16,538,243,781.15 : x
  2. Step 2: Convert to fraction form
    27,815,838,982.32/38,395,842,450 = 16,538,243,781.15/x
  3. Step 3: Cross multiply
    27,815,838,982.32x = 38,395,842,450 × 16,538,243,781.15
  4. Step 4: Simplify right side
    27,815,838,982.32x = 634,999,802,620,727,656,448
  5. Step 5: Solve for x
    x = 634,999,802,620,727,656,448/27,815,838,982.32
  6. Step 6: Final answer
    x = 22,828,712,915.13

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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.