Home / 85,043,454,445.48-117,360,014,221.52-45,936,002,252.63

Finding the Fourth Proportional to 85,043,454,445.48, 117,360,014,221.52 and 45,936,002,252.63

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Solution

The fourth proportional to 85,043,454,445.48, 117,360,014,221.52 and 45,936,002,252.63 is: 63,391,708,542.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,043,454,445.48 : 117,360,014,221.52 = 45,936,002,252.63 : x
  2. Step 2: Convert to fraction form
    85,043,454,445.48/117,360,014,221.52 = 45,936,002,252.63/x
  3. Step 3: Cross multiply
    85,043,454,445.48x = 117,360,014,221.52 × 45,936,002,252.63
  4. Step 4: Simplify right side
    85,043,454,445.48x = 5,391,049,877,647,844,704,256
  5. Step 5: Solve for x
    x = 5,391,049,877,647,844,704,256/85,043,454,445.48
  6. Step 6: Final answer
    x = 63,391,708,542.42

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Double scale
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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.