Home / 81,472,607.96-112,428,777.85-46,192,787.06

Finding the Fourth Proportional to 81,472,607.96, 112,428,777.85 and 46,192,787.06

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Solution

The fourth proportional to 81,472,607.96, 112,428,777.85 and 46,192,787.06 is: 63,744,106.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,472,607.96 : 112,428,777.85 = 46,192,787.06 : x
  2. Step 2: Convert to fraction form
    81,472,607.96/112,428,777.85 = 46,192,787.06/x
  3. Step 3: Cross multiply
    81,472,607.96x = 112,428,777.85 × 46,192,787.06
  4. Step 4: Simplify right side
    81,472,607.96x = 5,193,398,594,136,691
  5. Step 5: Solve for x
    x = 5,193,398,594,136,691/81,472,607.96
  6. Step 6: Final answer
    x = 63,744,106.45

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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.