Home / 283,286,095.20-425,118,099.60-129,853,173.60

Finding the Fourth Proportional to 283,286,095.20, 425,118,099.60 and 129,853,173.60

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Solution

The fourth proportional to 283,286,095.20, 425,118,099.60 and 129,853,173.60 is: 194,866,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,286,095.20 : 425,118,099.60 = 129,853,173.60 : x
  2. Step 2: Convert to fraction form
    283,286,095.20/425,118,099.60 = 129,853,173.60/x
  3. Step 3: Cross multiply
    283,286,095.20x = 425,118,099.60 × 129,853,173.60
  4. Step 4: Simplify right side
    283,286,095.20x = 55,202,934,387,860,888
  5. Step 5: Solve for x
    x = 55,202,934,387,860,888/283,286,095.20
  6. Step 6: Final answer
    x = 194,866,374.75

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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.