Home / 5,432,508,707.55-8,148,763,061.33-1,555,115,171.55

Finding the Fourth Proportional to 5,432,508,707.55, 8,148,763,061.33 and 1,555,115,171.55

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Solution

The fourth proportional to 5,432,508,707.55, 8,148,763,061.33 and 1,555,115,171.55 is: 2,332,672,757.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,508,707.55 : 8,148,763,061.33 = 1,555,115,171.55 : x
  2. Step 2: Convert to fraction form
    5,432,508,707.55/8,148,763,061.33 = 1,555,115,171.55/x
  3. Step 3: Cross multiply
    5,432,508,707.55x = 8,148,763,061.33 × 1,555,115,171.55
  4. Step 4: Simplify right side
    5,432,508,707.55x = 12,672,265,066,032,730,112
  5. Step 5: Solve for x
    x = 12,672,265,066,032,730,112/5,432,508,707.55
  6. Step 6: Final answer
    x = 2,332,672,757.33

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Double scale
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Similar ratio
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1.5x scale

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.