Home / 343,244,983.20-514,867,474.80-159,012,103.20

Finding the Fourth Proportional to 343,244,983.20, 514,867,474.80 and 159,012,103.20

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Solution

The fourth proportional to 343,244,983.20, 514,867,474.80 and 159,012,103.20 is: 238,518,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,244,983.20 : 514,867,474.80 = 159,012,103.20 : x
  2. Step 2: Convert to fraction form
    343,244,983.20/514,867,474.80 = 159,012,103.20/x
  3. Step 3: Cross multiply
    343,244,983.20x = 514,867,474.80 × 159,012,103.20
  4. Step 4: Simplify right side
    343,244,983.20x = 81,870,160,037,220,992
  5. Step 5: Solve for x
    x = 81,870,160,037,220,992/343,244,983.20
  6. Step 6: Final answer
    x = 238,518,154.80

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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.