Home / 86,297,850.10-129,446,775.15-22,472,442.10

Finding the Fourth Proportional to 86,297,850.10, 129,446,775.15 and 22,472,442.10

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Solution

The fourth proportional to 86,297,850.10, 129,446,775.15 and 22,472,442.10 is: 33,708,663.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,297,850.10 : 129,446,775.15 = 22,472,442.10 : x
  2. Step 2: Convert to fraction form
    86,297,850.10/129,446,775.15 = 22,472,442.10/x
  3. Step 3: Cross multiply
    86,297,850.10x = 129,446,775.15 × 22,472,442.10
  4. Step 4: Simplify right side
    86,297,850.10x = 2,908,985,159,590,094
  5. Step 5: Solve for x
    x = 2,908,985,159,590,094/86,297,850.10
  6. Step 6: Final answer
    x = 33,708,663.15

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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.