Home / 157,465,356.30-236,198,034.45-55,216,107.90

Finding the Fourth Proportional to 157,465,356.30, 236,198,034.45 and 55,216,107.90

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Solution

The fourth proportional to 157,465,356.30, 236,198,034.45 and 55,216,107.90 is: 82,824,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,356.30 : 236,198,034.45 = 55,216,107.90 : x
  2. Step 2: Convert to fraction form
    157,465,356.30/236,198,034.45 = 55,216,107.90/x
  3. Step 3: Cross multiply
    157,465,356.30x = 236,198,034.45 × 55,216,107.90
  4. Step 4: Simplify right side
    157,465,356.30x = 13,041,936,155,959,116
  5. Step 5: Solve for x
    x = 13,041,936,155,959,116/157,465,356.30
  6. Step 6: Final answer
    x = 82,824,161.85

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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.