Home / 118,414,245.65-177,275,009.07-69,079,249.01

Finding the Fourth Proportional to 118,414,245.65, 177,275,009.07 and 69,079,249.01

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Solution

The fourth proportional to 118,414,245.65, 177,275,009.07 and 69,079,249.01 is: 103,416,818.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,414,245.65 : 177,275,009.07 = 69,079,249.01 : x
  2. Step 2: Convert to fraction form
    118,414,245.65/177,275,009.07 = 69,079,249.01/x
  3. Step 3: Cross multiply
    118,414,245.65x = 177,275,009.07 × 69,079,249.01
  4. Step 4: Simplify right side
    118,414,245.65x = 12,246,024,495,239,726
  5. Step 5: Solve for x
    x = 12,246,024,495,239,726/118,414,245.65
  6. Step 6: Final answer
    x = 103,416,818.04

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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.