Home / 112,644,685.56-169,038,107.04-47,948,387.42

Finding the Fourth Proportional to 112,644,685.56, 169,038,107.04 and 47,948,387.42

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Solution

The fourth proportional to 112,644,685.56, 169,038,107.04 and 47,948,387.42 is: 71,952,836.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,644,685.56 : 169,038,107.04 = 47,948,387.42 : x
  2. Step 2: Convert to fraction form
    112,644,685.56/169,038,107.04 = 47,948,387.42/x
  3. Step 3: Cross multiply
    112,644,685.56x = 169,038,107.04 × 47,948,387.42
  4. Step 4: Simplify right side
    112,644,685.56x = 8,105,104,645,097,349
  5. Step 5: Solve for x
    x = 8,105,104,645,097,349/112,644,685.56
  6. Step 6: Final answer
    x = 71,952,836.52

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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.