Home / 67,160,285.20-100,572,466.20-53,723,357.20

Finding the Fourth Proportional to 67,160,285.20, 100,572,466.20 and 53,723,357.20

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Solution

The fourth proportional to 67,160,285.20, 100,572,466.20 and 53,723,357.20 is: 80,450,678.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,160,285.20 : 100,572,466.20 = 53,723,357.20 : x
  2. Step 2: Convert to fraction form
    67,160,285.20/100,572,466.20 = 53,723,357.20/x
  3. Step 3: Cross multiply
    67,160,285.20x = 100,572,466.20 × 53,723,357.20
  4. Step 4: Simplify right side
    67,160,285.20x = 5,403,090,526,147,527
  5. Step 5: Solve for x
    x = 5,403,090,526,147,527/67,160,285.20
  6. Step 6: Final answer
    x = 80,450,678.70

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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.