Home / 157,726,390.20-236,589,585.30-89,701,942.20

Finding the Fourth Proportional to 157,726,390.20, 236,589,585.30 and 89,701,942.20

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Solution

The fourth proportional to 157,726,390.20, 236,589,585.30 and 89,701,942.20 is: 134,552,913.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,726,390.20 : 236,589,585.30 = 89,701,942.20 : x
  2. Step 2: Convert to fraction form
    157,726,390.20/236,589,585.30 = 89,701,942.20/x
  3. Step 3: Cross multiply
    157,726,390.20x = 236,589,585.30 × 89,701,942.20
  4. Step 4: Simplify right side
    157,726,390.20x = 21,222,545,305,702,572
  5. Step 5: Solve for x
    x = 21,222,545,305,702,572/157,726,390.20
  6. Step 6: Final answer
    x = 134,552,913.30

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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.