Home / 66,342,000.20-99,513,000.30-37,644,186.20

Finding the Fourth Proportional to 66,342,000.20, 99,513,000.30 and 37,644,186.20

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Solution

The fourth proportional to 66,342,000.20, 99,513,000.30 and 37,644,186.20 is: 56,466,279.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,342,000.20 : 99,513,000.30 = 37,644,186.20 : x
  2. Step 2: Convert to fraction form
    66,342,000.20/99,513,000.30 = 37,644,186.20/x
  3. Step 3: Cross multiply
    66,342,000.20x = 99,513,000.30 × 37,644,186.20
  4. Step 4: Simplify right side
    66,342,000.20x = 3,746,085,912,613,856
  5. Step 5: Solve for x
    x = 3,746,085,912,613,856/66,342,000.20
  6. Step 6: Final answer
    x = 56,466,279.30

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Double scale
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Similar ratio
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1.5x scale

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.