Home / 130,132,495.20-195,062,546.16-43,841,082.72

Finding the Fourth Proportional to 130,132,495.20, 195,062,546.16 and 43,841,082.72

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Solution

The fourth proportional to 130,132,495.20, 195,062,546.16 and 43,841,082.72 is: 65,715,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,132,495.20 : 195,062,546.16 = 43,841,082.72 : x
  2. Step 2: Convert to fraction form
    130,132,495.20/195,062,546.16 = 43,841,082.72/x
  3. Step 3: Cross multiply
    130,132,495.20x = 195,062,546.16 × 43,841,082.72
  4. Step 4: Simplify right side
    130,132,495.20x = 8,551,753,221,774,378
  5. Step 5: Solve for x
    x = 8,551,753,221,774,378/130,132,495.20
  6. Step 6: Final answer
    x = 65,715,740.01

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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.