Home / 205,663,038.35-283,815,531.92-111,577,180.55

Finding the Fourth Proportional to 205,663,038.35, 283,815,531.92 and 111,577,180.55

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Solution

The fourth proportional to 205,663,038.35, 283,815,531.92 and 111,577,180.55 is: 153,976,801.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,663,038.35 : 283,815,531.92 = 111,577,180.55 : x
  2. Step 2: Convert to fraction form
    205,663,038.35/283,815,531.92 = 111,577,180.55/x
  3. Step 3: Cross multiply
    205,663,038.35x = 283,815,531.92 × 111,577,180.55
  4. Step 4: Simplify right side
    205,663,038.35x = 31,667,336,847,374,244
  5. Step 5: Solve for x
    x = 31,667,336,847,374,244/205,663,038.35
  6. Step 6: Final answer
    x = 153,976,801.58

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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.