Home / 86,309,521.74-129,257,463.69-62,903,531.70

Finding the Fourth Proportional to 86,309,521.74, 129,257,463.69 and 62,903,531.70

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Solution

The fourth proportional to 86,309,521.74, 129,257,463.69 and 62,903,531.70 is: 94,204,565.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,309,521.74 : 129,257,463.69 = 62,903,531.70 : x
  2. Step 2: Convert to fraction form
    86,309,521.74/129,257,463.69 = 62,903,531.70/x
  3. Step 3: Cross multiply
    86,309,521.74x = 129,257,463.69 × 62,903,531.70
  4. Step 4: Simplify right side
    86,309,521.74x = 8,130,750,964,685,514
  5. Step 5: Solve for x
    x = 8,130,750,964,685,514/86,309,521.74
  6. Step 6: Final answer
    x = 94,204,565.16

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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.