Home / 67,356,779.70-101,035,169.55-45,673,986.90

Finding the Fourth Proportional to 67,356,779.70, 101,035,169.55 and 45,673,986.90

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Solution

The fourth proportional to 67,356,779.70, 101,035,169.55 and 45,673,986.90 is: 68,510,980.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,356,779.70 : 101,035,169.55 = 45,673,986.90 : x
  2. Step 2: Convert to fraction form
    67,356,779.70/101,035,169.55 = 45,673,986.90/x
  3. Step 3: Cross multiply
    67,356,779.70x = 101,035,169.55 × 45,673,986.90
  4. Step 4: Simplify right side
    67,356,779.70x = 4,614,679,010,465,979
  5. Step 5: Solve for x
    x = 4,614,679,010,465,979/67,356,779.70
  6. Step 6: Final answer
    x = 68,510,980.35

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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.