Home / 148,235,034.56-204,445,068.87-130,314,939.12

Finding the Fourth Proportional to 148,235,034.56, 204,445,068.87 and 130,314,939.12

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Solution

The fourth proportional to 148,235,034.56, 204,445,068.87 and 130,314,939.12 is: 179,729,756.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,235,034.56 : 204,445,068.87 = 130,314,939.12 : x
  2. Step 2: Convert to fraction form
    148,235,034.56/204,445,068.87 = 130,314,939.12/x
  3. Step 3: Cross multiply
    148,235,034.56x = 204,445,068.87 × 130,314,939.12
  4. Step 4: Simplify right side
    148,235,034.56x = 26,642,246,703,587,716
  5. Step 5: Solve for x
    x = 26,642,246,703,587,716/148,235,034.56
  6. Step 6: Final answer
    x = 179,729,756.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.