Home / 98,291,215.30-147,436,822.95-43,703,695.30

Finding the Fourth Proportional to 98,291,215.30, 147,436,822.95 and 43,703,695.30

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Solution

The fourth proportional to 98,291,215.30, 147,436,822.95 and 43,703,695.30 is: 65,555,542.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,291,215.30 : 147,436,822.95 = 43,703,695.30 : x
  2. Step 2: Convert to fraction form
    98,291,215.30/147,436,822.95 = 43,703,695.30/x
  3. Step 3: Cross multiply
    98,291,215.30x = 147,436,822.95 × 43,703,695.30
  4. Step 4: Simplify right side
    98,291,215.30x = 6,443,533,986,206,846
  5. Step 5: Solve for x
    x = 6,443,533,986,206,846/98,291,215.30
  6. Step 6: Final answer
    x = 65,555,542.95

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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.