Home / 74,445,468.30-111,668,202.45-57,226,779.90

Finding the Fourth Proportional to 74,445,468.30, 111,668,202.45 and 57,226,779.90

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Solution

The fourth proportional to 74,445,468.30, 111,668,202.45 and 57,226,779.90 is: 85,840,169.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,445,468.30 : 111,668,202.45 = 57,226,779.90 : x
  2. Step 2: Convert to fraction form
    74,445,468.30/111,668,202.45 = 57,226,779.90/x
  3. Step 3: Cross multiply
    74,445,468.30x = 111,668,202.45 × 57,226,779.90
  4. Step 4: Simplify right side
    74,445,468.30x = 6,390,411,643,434,791
  5. Step 5: Solve for x
    x = 6,390,411,643,434,791/74,445,468.30
  6. Step 6: Final answer
    x = 85,840,169.85

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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.