Home / 112,326,471.94-155,007,557.80-62,767,252.88

Finding the Fourth Proportional to 112,326,471.94, 155,007,557.80 and 62,767,252.88

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Solution

The fourth proportional to 112,326,471.94, 155,007,557.80 and 62,767,252.88 is: 86,617,147.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,326,471.94 : 155,007,557.80 = 62,767,252.88 : x
  2. Step 2: Convert to fraction form
    112,326,471.94/155,007,557.80 = 62,767,252.88/x
  3. Step 3: Cross multiply
    112,326,471.94x = 155,007,557.80 × 62,767,252.88
  4. Step 4: Simplify right side
    112,326,471.94x = 9,729,398,577,654,942
  5. Step 5: Solve for x
    x = 9,729,398,577,654,942/112,326,471.94
  6. Step 6: Final answer
    x = 86,617,147.41

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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.