Home / 363,827,972.70-545,741,959.05-105,051,635.10

Finding the Fourth Proportional to 363,827,972.70, 545,741,959.05 and 105,051,635.10

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Solution

The fourth proportional to 363,827,972.70, 545,741,959.05 and 105,051,635.10 is: 157,577,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,827,972.70 : 545,741,959.05 = 105,051,635.10 : x
  2. Step 2: Convert to fraction form
    363,827,972.70/545,741,959.05 = 105,051,635.10/x
  3. Step 3: Cross multiply
    363,827,972.70x = 545,741,959.05 × 105,051,635.10
  4. Step 4: Simplify right side
    363,827,972.70x = 57,331,085,140,879,736
  5. Step 5: Solve for x
    x = 57,331,085,140,879,736/363,827,972.70
  6. Step 6: Final answer
    x = 157,577,452.65

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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.