Home / 73,729,179,541.80-101,746,444,631.40-39,896,837,691.48

Finding the Fourth Proportional to 73,729,179,541.80, 101,746,444,631.40 and 39,896,837,691.48

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Solution

The fourth proportional to 73,729,179,541.80, 101,746,444,631.40 and 39,896,837,691.48 is: 55,057,731,719.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,729,179,541.80 : 101,746,444,631.40 = 39,896,837,691.48 : x
  2. Step 2: Convert to fraction form
    73,729,179,541.80/101,746,444,631.40 = 39,896,837,691.48/x
  3. Step 3: Cross multiply
    73,729,179,541.80x = 101,746,444,631.40 × 39,896,837,691.48
  4. Step 4: Simplify right side
    73,729,179,541.80x = 4,059,361,387,144,122,728,448
  5. Step 5: Solve for x
    x = 4,059,361,387,144,122,728,448/73,729,179,541.80
  6. Step 6: Final answer
    x = 55,057,731,719.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.