Home / 102,613,601.45-154,165,955.04-65,797,622.28

Finding the Fourth Proportional to 102,613,601.45, 154,165,955.04 and 65,797,622.28

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Solution

The fourth proportional to 102,613,601.45, 154,165,955.04 and 65,797,622.28 is: 98,853,886.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,613,601.45 : 154,165,955.04 = 65,797,622.28 : x
  2. Step 2: Convert to fraction form
    102,613,601.45/154,165,955.04 = 65,797,622.28/x
  3. Step 3: Cross multiply
    102,613,601.45x = 154,165,955.04 × 65,797,622.28
  4. Step 4: Simplify right side
    102,613,601.45x = 10,143,753,278,157,382
  5. Step 5: Solve for x
    x = 10,143,753,278,157,382/102,613,601.45
  6. Step 6: Final answer
    x = 98,853,886.18

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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.