Home / 248,062,445.32-372,127,719.51-84,256,225.90

Finding the Fourth Proportional to 248,062,445.32, 372,127,719.51 and 84,256,225.90

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Solution

The fourth proportional to 248,062,445.32, 372,127,719.51 and 84,256,225.90 is: 126,395,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,062,445.32 : 372,127,719.51 = 84,256,225.90 : x
  2. Step 2: Convert to fraction form
    248,062,445.32/372,127,719.51 = 84,256,225.90/x
  3. Step 3: Cross multiply
    248,062,445.32x = 372,127,719.51 × 84,256,225.90
  4. Step 4: Simplify right side
    248,062,445.32x = 31,354,077,198,686,400
  5. Step 5: Solve for x
    x = 31,354,077,198,686,400/248,062,445.32
  6. Step 6: Final answer
    x = 126,395,904.70

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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.