Home / 85,043,454,446.47-117,360,014,222.91-45,936,002,253.62

Finding the Fourth Proportional to 85,043,454,446.47, 117,360,014,222.91 and 45,936,002,253.62

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Solution

The fourth proportional to 85,043,454,446.47, 117,360,014,222.91 and 45,936,002,253.62 is: 63,391,708,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,043,454,446.47 : 117,360,014,222.91 = 45,936,002,253.62 : x
  2. Step 2: Convert to fraction form
    85,043,454,446.47/117,360,014,222.91 = 45,936,002,253.62/x
  3. Step 3: Cross multiply
    85,043,454,446.47x = 117,360,014,222.91 × 45,936,002,253.62
  4. Step 4: Simplify right side
    85,043,454,446.47x = 5,391,049,877,828,469,260,288
  5. Step 5: Solve for x
    x = 5,391,049,877,828,469,260,288/85,043,454,446.47
  6. Step 6: Final answer
    x = 63,391,708,543.80

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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.