Home / 236,657,086.72-355,023,775.10-72,894,767.11

Finding the Fourth Proportional to 236,657,086.72, 355,023,775.10 and 72,894,767.11

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Solution

The fourth proportional to 236,657,086.72, 355,023,775.10 and 72,894,767.11 is: 109,353,900.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,657,086.72 : 355,023,775.10 = 72,894,767.11 : x
  2. Step 2: Convert to fraction form
    236,657,086.72/355,023,775.10 = 72,894,767.11/x
  3. Step 3: Cross multiply
    236,657,086.72x = 355,023,775.10 × 72,894,767.11
  4. Step 4: Simplify right side
    236,657,086.72x = 25,879,375,403,722,196
  5. Step 5: Solve for x
    x = 25,879,375,403,722,196/236,657,086.72
  6. Step 6: Final answer
    x = 109,353,900.04

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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.