Home / 43,334,329.20-65,018,082.60-42,654,188.40

Finding the Fourth Proportional to 43,334,329.20, 65,018,082.60 and 42,654,188.40

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Solution

The fourth proportional to 43,334,329.20, 65,018,082.60 and 42,654,188.40 is: 63,997,611.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,334,329.20 : 65,018,082.60 = 42,654,188.40 : x
  2. Step 2: Convert to fraction form
    43,334,329.20/65,018,082.60 = 42,654,188.40/x
  3. Step 3: Cross multiply
    43,334,329.20x = 65,018,082.60 × 42,654,188.40
  4. Step 4: Simplify right side
    43,334,329.20x = 2,773,293,544,627,162
  5. Step 5: Solve for x
    x = 2,773,293,544,627,162/43,334,329.20
  6. Step 6: Final answer
    x = 63,997,611.04

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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.