Home / 125,296,438.54-172,910,927.50-69,545,435.90

Finding the Fourth Proportional to 125,296,438.54, 172,910,927.50 and 69,545,435.90

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Solution

The fourth proportional to 125,296,438.54, 172,910,927.50 and 69,545,435.90 is: 95,973,724.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,296,438.54 : 172,910,927.50 = 69,545,435.90 : x
  2. Step 2: Convert to fraction form
    125,296,438.54/172,910,927.50 = 69,545,435.90/x
  3. Step 3: Cross multiply
    125,296,438.54x = 172,910,927.50 × 69,545,435.90
  4. Step 4: Simplify right side
    125,296,438.54x = 12,025,165,824,860,798
  5. Step 5: Solve for x
    x = 12,025,165,824,860,798/125,296,438.54
  6. Step 6: Final answer
    x = 95,973,724.11

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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.