Home / 222,264,885-306,725,541.30-124,479,741

Finding the Fourth Proportional to 222,264,885, 306,725,541.30 and 124,479,741

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Solution

The fourth proportional to 222,264,885, 306,725,541.30 and 124,479,741 is: 171,782,042.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,264,885 : 306,725,541.30 = 124,479,741 : x
  2. Step 2: Convert to fraction form
    222,264,885/306,725,541.30 = 124,479,741/x
  3. Step 3: Cross multiply
    222,264,885x = 306,725,541.30 × 124,479,741
  4. Step 4: Simplify right side
    222,264,885x = 38,181,115,939,108,808
  5. Step 5: Solve for x
    x = 38,181,115,939,108,808/222,264,885
  6. Step 6: Final answer
    x = 171,782,042.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.