Home / 112,092,512.48-168,145,862.16-47,384,254.88

Finding the Fourth Proportional to 112,092,512.48, 168,145,862.16 and 47,384,254.88

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Solution

The fourth proportional to 112,092,512.48, 168,145,862.16 and 47,384,254.88 is: 71,079,380.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,092,512.48 : 168,145,862.16 = 47,384,254.88 : x
  2. Step 2: Convert to fraction form
    112,092,512.48/168,145,862.16 = 47,384,254.88/x
  3. Step 3: Cross multiply
    112,092,512.48x = 168,145,862.16 × 47,384,254.88
  4. Step 4: Simplify right side
    112,092,512.48x = 7,967,466,389,606,788
  5. Step 5: Solve for x
    x = 7,967,466,389,606,788/112,092,512.48
  6. Step 6: Final answer
    x = 71,079,380.89

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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.