Home / 187,776,936.52-281,594,651.10-78,609,655.24

Finding the Fourth Proportional to 187,776,936.52, 281,594,651.10 and 78,609,655.24

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Solution

The fourth proportional to 187,776,936.52, 281,594,651.10 and 78,609,655.24 is: 117,884,863.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,776,936.52 : 281,594,651.10 = 78,609,655.24 : x
  2. Step 2: Convert to fraction form
    187,776,936.52/281,594,651.10 = 78,609,655.24/x
  3. Step 3: Cross multiply
    187,776,936.52x = 281,594,651.10 × 78,609,655.24
  4. Step 4: Simplify right side
    187,776,936.52x = 22,136,058,440,399,088
  5. Step 5: Solve for x
    x = 22,136,058,440,399,088/187,776,936.52
  6. Step 6: Final answer
    x = 117,884,863.02

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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.