Home / 98,077,371.72-147,039,716.16-63,460,631.76

Finding the Fourth Proportional to 98,077,371.72, 147,039,716.16 and 63,460,631.76

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Solution

The fourth proportional to 98,077,371.72, 147,039,716.16 and 63,460,631.76 is: 95,141,551.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,077,371.72 : 147,039,716.16 = 63,460,631.76 : x
  2. Step 2: Convert to fraction form
    98,077,371.72/147,039,716.16 = 63,460,631.76/x
  3. Step 3: Cross multiply
    98,077,371.72x = 147,039,716.16 × 63,460,631.76
  4. Step 4: Simplify right side
    98,077,371.72x = 9,331,233,281,324,680
  5. Step 5: Solve for x
    x = 9,331,233,281,324,680/98,077,371.72
  6. Step 6: Final answer
    x = 95,141,551.18

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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.