Home / 29,117,957,308.02-40,182,388,204.04-16,257,795,356.78

Finding the Fourth Proportional to 29,117,957,308.02, 40,182,388,204.04 and 16,257,795,356.78

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Solution

The fourth proportional to 29,117,957,308.02, 40,182,388,204.04 and 16,257,795,356.78 is: 22,435,538,230.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,117,957,308.02 : 40,182,388,204.04 = 16,257,795,356.78 : x
  2. Step 2: Convert to fraction form
    29,117,957,308.02/40,182,388,204.04 = 16,257,795,356.78/x
  3. Step 3: Cross multiply
    29,117,957,308.02x = 40,182,388,204.04 × 16,257,795,356.78
  4. Step 4: Simplify right side
    29,117,957,308.02x = 653,277,044,367,690,825,728
  5. Step 5: Solve for x
    x = 653,277,044,367,690,825,728/29,117,957,308.02
  6. Step 6: Final answer
    x = 22,435,538,230.14

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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.