Home / 96,871,432.89-145,375,252.92-87,609,661.83

Finding the Fourth Proportional to 96,871,432.89, 145,375,252.92 and 87,609,661.83

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Solution

The fourth proportional to 96,871,432.89, 145,375,252.92 and 87,609,661.83 is: 131,476,085.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,871,432.89 : 145,375,252.92 = 87,609,661.83 : x
  2. Step 2: Convert to fraction form
    96,871,432.89/145,375,252.92 = 87,609,661.83/x
  3. Step 3: Cross multiply
    96,871,432.89x = 145,375,252.92 × 87,609,661.83
  4. Step 4: Simplify right side
    96,871,432.89x = 12,736,276,746,771,918
  5. Step 5: Solve for x
    x = 12,736,276,746,771,918/96,871,432.89
  6. Step 6: Final answer
    x = 131,476,085.02

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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.