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Finding the Fourth Proportional to 67,361,306.40, 101,041,959.60 and 60,558,861.60

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Solution

The fourth proportional to 67,361,306.40, 101,041,959.60 and 60,558,861.60 is: 90,838,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,361,306.40 : 101,041,959.60 = 60,558,861.60 : x
  2. Step 2: Convert to fraction form
    67,361,306.40/101,041,959.60 = 60,558,861.60/x
  3. Step 3: Cross multiply
    67,361,306.40x = 101,041,959.60 × 60,558,861.60
  4. Step 4: Simplify right side
    67,361,306.40x = 6,118,986,047,209,191
  5. Step 5: Solve for x
    x = 6,118,986,047,209,191/67,361,306.40
  6. Step 6: Final answer
    x = 90,838,292.40

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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.