Home / 125,962,756.20-188,944,134.30-53,261,627.40

Finding the Fourth Proportional to 125,962,756.20, 188,944,134.30 and 53,261,627.40

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Solution

The fourth proportional to 125,962,756.20, 188,944,134.30 and 53,261,627.40 is: 79,892,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,962,756.20 : 188,944,134.30 = 53,261,627.40 : x
  2. Step 2: Convert to fraction form
    125,962,756.20/188,944,134.30 = 53,261,627.40/x
  3. Step 3: Cross multiply
    125,962,756.20x = 188,944,134.30 × 53,261,627.40
  4. Step 4: Simplify right side
    125,962,756.20x = 10,063,472,080,502,160
  5. Step 5: Solve for x
    x = 10,063,472,080,502,160/125,962,756.20
  6. Step 6: Final answer
    x = 79,892,441.10

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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.