Home / 222,264,920.57-306,725,590.35-124,479,776.57

Finding the Fourth Proportional to 222,264,920.57, 306,725,590.35 and 124,479,776.57

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Solution

The fourth proportional to 222,264,920.57, 306,725,590.35 and 124,479,776.57 is: 171,782,091.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,264,920.57 : 306,725,590.35 = 124,479,776.57 : x
  2. Step 2: Convert to fraction form
    222,264,920.57/306,725,590.35 = 124,479,776.57/x
  3. Step 3: Cross multiply
    222,264,920.57x = 306,725,590.35 × 124,479,776.57
  4. Step 4: Simplify right side
    222,264,920.57x = 38,181,132,953,535,720
  5. Step 5: Solve for x
    x = 38,181,132,953,535,720/222,264,920.57
  6. Step 6: Final answer
    x = 171,782,091.64

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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.