Home / 134,428,820.20-201,643,230.30-66,304,148.20

Finding the Fourth Proportional to 134,428,820.20, 201,643,230.30 and 66,304,148.20

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Solution

The fourth proportional to 134,428,820.20, 201,643,230.30 and 66,304,148.20 is: 99,456,222.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,428,820.20 : 201,643,230.30 = 66,304,148.20 : x
  2. Step 2: Convert to fraction form
    134,428,820.20/201,643,230.30 = 66,304,148.20/x
  3. Step 3: Cross multiply
    134,428,820.20x = 201,643,230.30 × 66,304,148.20
  4. Step 4: Simplify right side
    134,428,820.20x = 13,369,782,625,337,932
  5. Step 5: Solve for x
    x = 13,369,782,625,337,932/134,428,820.20
  6. Step 6: Final answer
    x = 99,456,222.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.