Home / 172,417,089.60-258,625,634.40-153,710,366.40

Finding the Fourth Proportional to 172,417,089.60, 258,625,634.40 and 153,710,366.40

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Solution

The fourth proportional to 172,417,089.60, 258,625,634.40 and 153,710,366.40 is: 230,565,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,417,089.60 : 258,625,634.40 = 153,710,366.40 : x
  2. Step 2: Convert to fraction form
    172,417,089.60/258,625,634.40 = 153,710,366.40/x
  3. Step 3: Cross multiply
    172,417,089.60x = 258,625,634.40 × 153,710,366.40
  4. Step 4: Simplify right side
    172,417,089.60x = 39,753,441,024,056,448
  5. Step 5: Solve for x
    x = 39,753,441,024,056,448/172,417,089.60
  6. Step 6: Final answer
    x = 230,565,549.60

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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.