Home / 176,289,987.60-264,434,981.40-107,313,757.20

Finding the Fourth Proportional to 176,289,987.60, 264,434,981.40 and 107,313,757.20

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Solution

The fourth proportional to 176,289,987.60, 264,434,981.40 and 107,313,757.20 is: 160,970,635.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,289,987.60 : 264,434,981.40 = 107,313,757.20 : x
  2. Step 2: Convert to fraction form
    176,289,987.60/264,434,981.40 = 107,313,757.20/x
  3. Step 3: Cross multiply
    176,289,987.60x = 264,434,981.40 × 107,313,757.20
  4. Step 4: Simplify right side
    176,289,987.60x = 28,377,511,389,146,116
  5. Step 5: Solve for x
    x = 28,377,511,389,146,116/176,289,987.60
  6. Step 6: Final answer
    x = 160,970,635.80

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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.