Home / 211,708,811.71-317,454,179.89-95,024,136.85

Finding the Fourth Proportional to 211,708,811.71, 317,454,179.89 and 95,024,136.85

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Solution

The fourth proportional to 211,708,811.71, 317,454,179.89 and 95,024,136.85 is: 142,487,264.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,708,811.71 : 317,454,179.89 = 95,024,136.85 : x
  2. Step 2: Convert to fraction form
    211,708,811.71/317,454,179.89 = 95,024,136.85/x
  3. Step 3: Cross multiply
    211,708,811.71x = 317,454,179.89 × 95,024,136.85
  4. Step 4: Simplify right side
    211,708,811.71x = 30,165,809,431,884,604
  5. Step 5: Solve for x
    x = 30,165,809,431,884,604/211,708,811.71
  6. Step 6: Final answer
    x = 142,487,264.41

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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.