Home / 1,182,661,778.52-1,774,242,445.05-445,716,086.76

Finding the Fourth Proportional to 1,182,661,778.52, 1,774,242,445.05 and 445,716,086.76

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Solution

The fourth proportional to 1,182,661,778.52, 1,774,242,445.05 and 445,716,086.76 is: 668,668,265.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,661,778.52 : 1,774,242,445.05 = 445,716,086.76 : x
  2. Step 2: Convert to fraction form
    1,182,661,778.52/1,774,242,445.05 = 445,716,086.76/x
  3. Step 3: Cross multiply
    1,182,661,778.52x = 1,774,242,445.05 × 445,716,086.76
  4. Step 4: Simplify right side
    1,182,661,778.52x = 790,808,399,571,180,288
  5. Step 5: Solve for x
    x = 790,808,399,571,180,288/1,182,661,778.52
  6. Step 6: Final answer
    x = 668,668,265.04

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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.