Home / 131,472,053.60-196,830,166.80-80,453,717.60

Finding the Fourth Proportional to 131,472,053.60, 196,830,166.80 and 80,453,717.60

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Solution

The fourth proportional to 131,472,053.60, 196,830,166.80 and 80,453,717.60 is: 120,449,313.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,472,053.60 : 196,830,166.80 = 80,453,717.60 : x
  2. Step 2: Convert to fraction form
    131,472,053.60/196,830,166.80 = 80,453,717.60/x
  3. Step 3: Cross multiply
    131,472,053.60x = 196,830,166.80 × 80,453,717.60
  4. Step 4: Simplify right side
    131,472,053.60x = 15,835,718,654,888,096
  5. Step 5: Solve for x
    x = 15,835,718,654,888,096/131,472,053.60
  6. Step 6: Final answer
    x = 120,449,313.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.