Home / 124,969,827.46-172,445,232.81-69,213,787.24

Finding the Fourth Proportional to 124,969,827.46, 172,445,232.81 and 69,213,787.24

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Solution

The fourth proportional to 124,969,827.46, 172,445,232.81 and 69,213,787.24 is: 95,507,754.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,969,827.46 : 172,445,232.81 = 69,213,787.24 : x
  2. Step 2: Convert to fraction form
    124,969,827.46/172,445,232.81 = 69,213,787.24/x
  3. Step 3: Cross multiply
    124,969,827.46x = 172,445,232.81 × 69,213,787.24
  4. Step 4: Simplify right side
    124,969,827.46x = 11,935,587,654,263,606
  5. Step 5: Solve for x
    x = 11,935,587,654,263,606/124,969,827.46
  6. Step 6: Final answer
    x = 95,507,754.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.