Home / 147,705,854.83-221,360,738.15-114,955,969.86

Finding the Fourth Proportional to 147,705,854.83, 221,360,738.15 and 114,955,969.86

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Solution

The fourth proportional to 147,705,854.83, 221,360,738.15 and 114,955,969.86 is: 172,279,821.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,705,854.83 : 221,360,738.15 = 114,955,969.86 : x
  2. Step 2: Convert to fraction form
    147,705,854.83/221,360,738.15 = 114,955,969.86/x
  3. Step 3: Cross multiply
    147,705,854.83x = 221,360,738.15 × 114,955,969.86
  4. Step 4: Simplify right side
    147,705,854.83x = 25,446,738,343,246,144
  5. Step 5: Solve for x
    x = 25,446,738,343,246,144/147,705,854.83
  6. Step 6: Final answer
    x = 172,279,821.76

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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.