Home / 82,951,167.40-124,426,751.10-74,889,010.60

Finding the Fourth Proportional to 82,951,167.40, 124,426,751.10 and 74,889,010.60

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Solution

The fourth proportional to 82,951,167.40, 124,426,751.10 and 74,889,010.60 is: 112,333,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,951,167.40 : 124,426,751.10 = 74,889,010.60 : x
  2. Step 2: Convert to fraction form
    82,951,167.40/124,426,751.10 = 74,889,010.60/x
  3. Step 3: Cross multiply
    82,951,167.40x = 124,426,751.10 × 74,889,010.60
  4. Step 4: Simplify right side
    82,951,167.40x = 9,318,196,282,051,460
  5. Step 5: Solve for x
    x = 9,318,196,282,051,460/82,951,167.40
  6. Step 6: Final answer
    x = 112,333,515.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.