Home / 149,465,809.90-224,198,714.85-91,771,000.30

Finding the Fourth Proportional to 149,465,809.90, 224,198,714.85 and 91,771,000.30

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Solution

The fourth proportional to 149,465,809.90, 224,198,714.85 and 91,771,000.30 is: 137,656,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,465,809.90 : 224,198,714.85 = 91,771,000.30 : x
  2. Step 2: Convert to fraction form
    149,465,809.90/224,198,714.85 = 91,771,000.30/x
  3. Step 3: Cross multiply
    149,465,809.90x = 224,198,714.85 × 91,771,000.30
  4. Step 4: Simplify right side
    149,465,809.90x = 20,574,940,327,758,964
  5. Step 5: Solve for x
    x = 20,574,940,327,758,964/149,465,809.90
  6. Step 6: Final answer
    x = 137,656,500.45

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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.