Home / 172,368,736.20-258,553,104.30-57,357,030.60

Finding the Fourth Proportional to 172,368,736.20, 258,553,104.30 and 57,357,030.60

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Solution

The fourth proportional to 172,368,736.20, 258,553,104.30 and 57,357,030.60 is: 86,035,545.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,368,736.20 : 258,553,104.30 = 57,357,030.60 : x
  2. Step 2: Convert to fraction form
    172,368,736.20/258,553,104.30 = 57,357,030.60/x
  3. Step 3: Cross multiply
    172,368,736.20x = 258,553,104.30 × 57,357,030.60
  4. Step 4: Simplify right side
    172,368,736.20x = 14,829,838,315,060,092
  5. Step 5: Solve for x
    x = 14,829,838,315,060,092/172,368,736.20
  6. Step 6: Final answer
    x = 86,035,545.90

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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.