Home / 125,861,377.72-173,712,827.20-70,857,234.24

Finding the Fourth Proportional to 125,861,377.72, 173,712,827.20 and 70,857,234.24

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Solution

The fourth proportional to 125,861,377.72, 173,712,827.20 and 70,857,234.24 is: 97,796,565.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,861,377.72 : 173,712,827.20 = 70,857,234.24 : x
  2. Step 2: Convert to fraction form
    125,861,377.72/173,712,827.20 = 70,857,234.24/x
  3. Step 3: Cross multiply
    125,861,377.72x = 173,712,827.20 × 70,857,234.24
  4. Step 4: Simplify right side
    125,861,377.72x = 12,308,810,487,403,042
  5. Step 5: Solve for x
    x = 12,308,810,487,403,042/125,861,377.72
  6. Step 6: Final answer
    x = 97,796,565.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.