Home / 96,228,086.20-144,342,129.30-86,486,313.40

Finding the Fourth Proportional to 96,228,086.20, 144,342,129.30 and 86,486,313.40

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Solution

The fourth proportional to 96,228,086.20, 144,342,129.30 and 86,486,313.40 is: 129,729,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,228,086.20 : 144,342,129.30 = 86,486,313.40 : x
  2. Step 2: Convert to fraction form
    96,228,086.20/144,342,129.30 = 86,486,313.40/x
  3. Step 3: Cross multiply
    96,228,086.20x = 144,342,129.30 × 86,486,313.40
  4. Step 4: Simplify right side
    96,228,086.20x = 12,483,618,631,463,124
  5. Step 5: Solve for x
    x = 12,483,618,631,463,124/96,228,086.20
  6. Step 6: Final answer
    x = 129,729,470.10

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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.