Home / 131,472,082.60-196,830,210.30-80,453,746.60

Finding the Fourth Proportional to 131,472,082.60, 196,830,210.30 and 80,453,746.60

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Solution

The fourth proportional to 131,472,082.60, 196,830,210.30 and 80,453,746.60 is: 120,449,357.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,472,082.60 : 196,830,210.30 = 80,453,746.60 : x
  2. Step 2: Convert to fraction form
    131,472,082.60/196,830,210.30 = 80,453,746.60/x
  3. Step 3: Cross multiply
    131,472,082.60x = 196,830,210.30 × 80,453,746.60
  4. Step 4: Simplify right side
    131,472,082.60x = 15,835,727,862,700,910
  5. Step 5: Solve for x
    x = 15,835,727,862,700,910/131,472,082.60
  6. Step 6: Final answer
    x = 120,449,357.38

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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.