Home / 141,839,775.81-195,730,454.97-82,296,459.18

Finding the Fourth Proportional to 141,839,775.81, 195,730,454.97 and 82,296,459.18

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Solution

The fourth proportional to 141,839,775.81, 195,730,454.97 and 82,296,459.18 is: 113,564,219.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,839,775.81 : 195,730,454.97 = 82,296,459.18 : x
  2. Step 2: Convert to fraction form
    141,839,775.81/195,730,454.97 = 82,296,459.18/x
  3. Step 3: Cross multiply
    141,839,775.81x = 195,730,454.97 × 82,296,459.18
  4. Step 4: Simplify right side
    141,839,775.81x = 16,107,923,397,721,434
  5. Step 5: Solve for x
    x = 16,107,923,397,721,434/141,839,775.81
  6. Step 6: Final answer
    x = 113,564,219.24

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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.