Home / 134,713,681.11-185,904,916.97-74,362,711.59

Finding the Fourth Proportional to 134,713,681.11, 185,904,916.97 and 74,362,711.59

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Solution

The fourth proportional to 134,713,681.11, 185,904,916.97 and 74,362,711.59 is: 102,620,562.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,713,681.11 : 185,904,916.97 = 74,362,711.59 : x
  2. Step 2: Convert to fraction form
    134,713,681.11/185,904,916.97 = 74,362,711.59/x
  3. Step 3: Cross multiply
    134,713,681.11x = 185,904,916.97 × 74,362,711.59
  4. Step 4: Simplify right side
    134,713,681.11x = 13,824,393,723,431,194
  5. Step 5: Solve for x
    x = 13,824,393,723,431,194/134,713,681.11
  6. Step 6: Final answer
    x = 102,620,562.44

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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.