Home / 124,562,076.30-186,843,114.45-115,492,149.90

Finding the Fourth Proportional to 124,562,076.30, 186,843,114.45 and 115,492,149.90

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Solution

The fourth proportional to 124,562,076.30, 186,843,114.45 and 115,492,149.90 is: 173,238,224.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,562,076.30 : 186,843,114.45 = 115,492,149.90 : x
  2. Step 2: Convert to fraction form
    124,562,076.30/186,843,114.45 = 115,492,149.90/x
  3. Step 3: Cross multiply
    124,562,076.30x = 186,843,114.45 × 115,492,149.90
  4. Step 4: Simplify right side
    124,562,076.30x = 21,578,912,981,842,256
  5. Step 5: Solve for x
    x = 21,578,912,981,842,256/124,562,076.30
  6. Step 6: Final answer
    x = 173,238,224.85

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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.