Home / 90,816,182.20-136,224,273.30-47,668,713.40

Finding the Fourth Proportional to 90,816,182.20, 136,224,273.30 and 47,668,713.40

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Solution

The fourth proportional to 90,816,182.20, 136,224,273.30 and 47,668,713.40 is: 71,503,070.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,816,182.20 : 136,224,273.30 = 47,668,713.40 : x
  2. Step 2: Convert to fraction form
    90,816,182.20/136,224,273.30 = 47,668,713.40/x
  3. Step 3: Cross multiply
    90,816,182.20x = 136,224,273.30 × 47,668,713.40
  4. Step 4: Simplify right side
    90,816,182.20x = 6,493,635,842,060,973
  5. Step 5: Solve for x
    x = 6,493,635,842,060,973/90,816,182.20
  6. Step 6: Final answer
    x = 71,503,070.10

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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.