Home / 82,900,723.68-114,397,820.16-45,731,434.08

Finding the Fourth Proportional to 82,900,723.68, 114,397,820.16 and 45,731,434.08

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Solution

The fourth proportional to 82,900,723.68, 114,397,820.16 and 45,731,434.08 is: 63,106,522.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,900,723.68 : 114,397,820.16 = 45,731,434.08 : x
  2. Step 2: Convert to fraction form
    82,900,723.68/114,397,820.16 = 45,731,434.08/x
  3. Step 3: Cross multiply
    82,900,723.68x = 114,397,820.16 × 45,731,434.08
  4. Step 4: Simplify right side
    82,900,723.68x = 5,231,576,371,542,735
  5. Step 5: Solve for x
    x = 5,231,576,371,542,735/82,900,723.68
  6. Step 6: Final answer
    x = 63,106,522.35

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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.