Home / 96,768,132.60-145,152,198.90-86,914,385.40

Finding the Fourth Proportional to 96,768,132.60, 145,152,198.90 and 86,914,385.40

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Solution

The fourth proportional to 96,768,132.60, 145,152,198.90 and 86,914,385.40 is: 130,371,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,768,132.60 : 145,152,198.90 = 86,914,385.40 : x
  2. Step 2: Convert to fraction form
    96,768,132.60/145,152,198.90 = 86,914,385.40/x
  3. Step 3: Cross multiply
    96,768,132.60x = 145,152,198.90 × 86,914,385.40
  4. Step 4: Simplify right side
    96,768,132.60x = 12,615,814,156,852,058
  5. Step 5: Solve for x
    x = 12,615,814,156,852,058/96,768,132.60
  6. Step 6: Final answer
    x = 130,371,578.10

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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.