Home / 82,925,785.70-114,436,803.21-45,756,402.02

Finding the Fourth Proportional to 82,925,785.70, 114,436,803.21 and 45,756,402.02

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Solution

The fourth proportional to 82,925,785.70, 114,436,803.21 and 45,756,402.02 is: 63,143,403.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,925,785.70 : 114,436,803.21 = 45,756,402.02 : x
  2. Step 2: Convert to fraction form
    82,925,785.70/114,436,803.21 = 45,756,402.02/x
  3. Step 3: Cross multiply
    82,925,785.70x = 114,436,803.21 × 45,756,402.02
  4. Step 4: Simplify right side
    82,925,785.70x = 5,236,216,373,560,387
  5. Step 5: Solve for x
    x = 5,236,216,373,560,387/82,925,785.70
  6. Step 6: Final answer
    x = 63,143,403.82

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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.