Home / 99,125,132.40-148,687,698.60-88,071,159.60

Finding the Fourth Proportional to 99,125,132.40, 148,687,698.60 and 88,071,159.60

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Solution

The fourth proportional to 99,125,132.40, 148,687,698.60 and 88,071,159.60 is: 132,106,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,125,132.40 : 148,687,698.60 = 88,071,159.60 : x
  2. Step 2: Convert to fraction form
    99,125,132.40/148,687,698.60 = 88,071,159.60/x
  3. Step 3: Cross multiply
    99,125,132.40x = 148,687,698.60 × 88,071,159.60
  4. Step 4: Simplify right side
    99,125,132.40x = 13,095,098,033,957,296
  5. Step 5: Solve for x
    x = 13,095,098,033,957,296/99,125,132.40
  6. Step 6: Final answer
    x = 132,106,739.40

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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.