Home / 157,812,145.20-236,755,542.60-50,106,769.20

Finding the Fourth Proportional to 157,812,145.20, 236,755,542.60 and 50,106,769.20

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Solution

The fourth proportional to 157,812,145.20, 236,755,542.60 and 50,106,769.20 is: 75,172,004.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,812,145.20 : 236,755,542.60 = 50,106,769.20 : x
  2. Step 2: Convert to fraction form
    157,812,145.20/236,755,542.60 = 50,106,769.20/x
  3. Step 3: Cross multiply
    157,812,145.20x = 236,755,542.60 × 50,106,769.20
  4. Step 4: Simplify right side
    157,812,145.20x = 11,863,055,329,878,968
  5. Step 5: Solve for x
    x = 11,863,055,329,878,968/157,812,145.20
  6. Step 6: Final answer
    x = 75,172,004.76

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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.