Home / 140,211,035.20-210,316,552.80-82,730,843.20

Finding the Fourth Proportional to 140,211,035.20, 210,316,552.80 and 82,730,843.20

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Solution

The fourth proportional to 140,211,035.20, 210,316,552.80 and 82,730,843.20 is: 124,096,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,211,035.20 : 210,316,552.80 = 82,730,843.20 : x
  2. Step 2: Convert to fraction form
    140,211,035.20/210,316,552.80 = 82,730,843.20/x
  3. Step 3: Cross multiply
    140,211,035.20x = 210,316,552.80 × 82,730,843.20
  4. Step 4: Simplify right side
    140,211,035.20x = 17,399,665,752,061,322
  5. Step 5: Solve for x
    x = 17,399,665,752,061,322/140,211,035.20
  6. Step 6: Final answer
    x = 124,096,264.80

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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.