Home / 82,326,206.10-123,324,666.30-49,518,660.52

Finding the Fourth Proportional to 82,326,206.10, 123,324,666.30 and 49,518,660.52

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Solution

The fourth proportional to 82,326,206.10, 123,324,666.30 and 49,518,660.52 is: 74,178,959.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,326,206.10 : 123,324,666.30 = 49,518,660.52 : x
  2. Step 2: Convert to fraction form
    82,326,206.10/123,324,666.30 = 49,518,660.52/x
  3. Step 3: Cross multiply
    82,326,206.10x = 123,324,666.30 × 49,518,660.52
  4. Step 4: Simplify right side
    82,326,206.10x = 6,106,872,284,251,985
  5. Step 5: Solve for x
    x = 6,106,872,284,251,985/82,326,206.10
  6. Step 6: Final answer
    x = 74,178,959.21

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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.