Home / 187,353,046.20-281,029,569.30-164,678,230.20

Finding the Fourth Proportional to 187,353,046.20, 281,029,569.30 and 164,678,230.20

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Solution

The fourth proportional to 187,353,046.20, 281,029,569.30 and 164,678,230.20 is: 247,017,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,353,046.20 : 281,029,569.30 = 164,678,230.20 : x
  2. Step 2: Convert to fraction form
    187,353,046.20/281,029,569.30 = 164,678,230.20/x
  3. Step 3: Cross multiply
    187,353,046.20x = 281,029,569.30 × 164,678,230.20
  4. Step 4: Simplify right side
    187,353,046.20x = 46,279,452,106,192,248
  5. Step 5: Solve for x
    x = 46,279,452,106,192,248/187,353,046.20
  6. Step 6: Final answer
    x = 247,017,345.30

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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.