Home / 87,817,866.36-131,639,111.80-58,696,233.64

Finding the Fourth Proportional to 87,817,866.36, 131,639,111.80 and 58,696,233.64

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Solution

The fourth proportional to 87,817,866.36, 131,639,111.80 and 58,696,233.64 is: 87,985,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,817,866.36 : 131,639,111.80 = 58,696,233.64 : x
  2. Step 2: Convert to fraction form
    87,817,866.36/131,639,111.80 = 58,696,233.64/x
  3. Step 3: Cross multiply
    87,817,866.36x = 131,639,111.80 × 58,696,233.64
  4. Step 4: Simplify right side
    87,817,866.36x = 7,726,720,062,374,881
  5. Step 5: Solve for x
    x = 7,726,720,062,374,881/87,817,866.36
  6. Step 6: Final answer
    x = 87,985,741.20

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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.