Home / 187,824,970.56-281,605,442.90-82,730,436.87

Finding the Fourth Proportional to 187,824,970.56, 281,605,442.90 and 82,730,436.87

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Solution

The fourth proportional to 187,824,970.56, 281,605,442.90 and 82,730,436.87 is: 124,037,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,824,970.56 : 281,605,442.90 = 82,730,436.87 : x
  2. Step 2: Convert to fraction form
    187,824,970.56/281,605,442.90 = 82,730,436.87/x
  3. Step 3: Cross multiply
    187,824,970.56x = 281,605,442.90 × 82,730,436.87
  4. Step 4: Simplify right side
    187,824,970.56x = 23,297,341,315,673,188
  5. Step 5: Solve for x
    x = 23,297,341,315,673,188/187,824,970.56
  6. Step 6: Final answer
    x = 124,037,508.15

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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.