Home / 137,592,351.60-206,388,527.40-127,069,819.80

Finding the Fourth Proportional to 137,592,351.60, 206,388,527.40 and 127,069,819.80

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Solution

The fourth proportional to 137,592,351.60, 206,388,527.40 and 127,069,819.80 is: 190,604,729.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,592,351.60 : 206,388,527.40 = 127,069,819.80 : x
  2. Step 2: Convert to fraction form
    137,592,351.60/206,388,527.40 = 127,069,819.80/x
  3. Step 3: Cross multiply
    137,592,351.60x = 206,388,527.40 × 127,069,819.80
  4. Step 4: Simplify right side
    137,592,351.60x = 26,225,752,985,505,364
  5. Step 5: Solve for x
    x = 26,225,752,985,505,364/137,592,351.60
  6. Step 6: Final answer
    x = 190,604,729.70

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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.