Home / 286,459,531.94-428,832,847.11-175,445,654.24

Finding the Fourth Proportional to 286,459,531.94, 428,832,847.11 and 175,445,654.24

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Solution

The fourth proportional to 286,459,531.94, 428,832,847.11 and 175,445,654.24 is: 262,643,937.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,459,531.94 : 428,832,847.11 = 175,445,654.24 : x
  2. Step 2: Convert to fraction form
    286,459,531.94/428,832,847.11 = 175,445,654.24/x
  3. Step 3: Cross multiply
    286,459,531.94x = 428,832,847.11 × 175,445,654.24
  4. Step 4: Simplify right side
    286,459,531.94x = 75,236,859,420,815,856
  5. Step 5: Solve for x
    x = 75,236,859,420,815,856/286,459,531.94
  6. Step 6: Final answer
    x = 262,643,937.56

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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.