Home / 113,452,275.57-170,227,912.86-39,728,969.10

Finding the Fourth Proportional to 113,452,275.57, 170,227,912.86 and 39,728,969.10

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Solution

The fourth proportional to 113,452,275.57, 170,227,912.86 and 39,728,969.10 is: 59,610,787.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,452,275.57 : 170,227,912.86 = 39,728,969.10 : x
  2. Step 2: Convert to fraction form
    113,452,275.57/170,227,912.86 = 39,728,969.10/x
  3. Step 3: Cross multiply
    113,452,275.57x = 170,227,912.86 × 39,728,969.10
  4. Step 4: Simplify right side
    113,452,275.57x = 6,762,979,489,972,433
  5. Step 5: Solve for x
    x = 6,762,979,489,972,433/113,452,275.57
  6. Step 6: Final answer
    x = 59,610,787.50

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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.