Home / 50,985,143.55-70,359,508.17-27,780,270.44

Finding the Fourth Proportional to 50,985,143.55, 70,359,508.17 and 27,780,270.44

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Solution

The fourth proportional to 50,985,143.55, 70,359,508.17 and 27,780,270.44 is: 38,336,778.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,985,143.55 : 70,359,508.17 = 27,780,270.44 : x
  2. Step 2: Convert to fraction form
    50,985,143.55/70,359,508.17 = 27,780,270.44/x
  3. Step 3: Cross multiply
    50,985,143.55x = 70,359,508.17 × 27,780,270.44
  4. Step 4: Simplify right side
    50,985,143.55x = 1,954,606,164,636,192
  5. Step 5: Solve for x
    x = 1,954,606,164,636,192/50,985,143.55
  6. Step 6: Final answer
    x = 38,336,778.69

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1.5x scale

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.