Home / 236,657,087.47-355,023,776.23-72,894,767.86

Finding the Fourth Proportional to 236,657,087.47, 355,023,776.23 and 72,894,767.86

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Solution

The fourth proportional to 236,657,087.47, 355,023,776.23 and 72,894,767.86 is: 109,353,901.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,657,087.47 : 355,023,776.23 = 72,894,767.86 : x
  2. Step 2: Convert to fraction form
    236,657,087.47/355,023,776.23 = 72,894,767.86/x
  3. Step 3: Cross multiply
    236,657,087.47x = 355,023,776.23 × 72,894,767.86
  4. Step 4: Simplify right side
    236,657,087.47x = 25,879,375,751,996,640
  5. Step 5: Solve for x
    x = 25,879,375,751,996,640/236,657,087.47
  6. Step 6: Final answer
    x = 109,353,901.16

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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.