Home / 86,087,531.50-118,843,207.10-59,645,936.05

Finding the Fourth Proportional to 86,087,531.50, 118,843,207.10 and 59,645,936.05

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Solution

The fourth proportional to 86,087,531.50, 118,843,207.10 and 59,645,936.05 is: 82,340,778.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,087,531.50 : 118,843,207.10 = 59,645,936.05 : x
  2. Step 2: Convert to fraction form
    86,087,531.50/118,843,207.10 = 59,645,936.05/x
  3. Step 3: Cross multiply
    86,087,531.50x = 118,843,207.10 × 59,645,936.05
  4. Step 4: Simplify right side
    86,087,531.50x = 7,088,514,330,663,505
  5. Step 5: Solve for x
    x = 7,088,514,330,663,505/86,087,531.50
  6. Step 6: Final answer
    x = 82,340,778.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.