Home / 103,584,017.40-155,376,026.10-35,428,932.60

Finding the Fourth Proportional to 103,584,017.40, 155,376,026.10 and 35,428,932.60

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Solution

The fourth proportional to 103,584,017.40, 155,376,026.10 and 35,428,932.60 is: 53,143,398.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,584,017.40 : 155,376,026.10 = 35,428,932.60 : x
  2. Step 2: Convert to fraction form
    103,584,017.40/155,376,026.10 = 35,428,932.60/x
  3. Step 3: Cross multiply
    103,584,017.40x = 155,376,026.10 × 35,428,932.60
  4. Step 4: Simplify right side
    103,584,017.40x = 5,504,806,756,352,741
  5. Step 5: Solve for x
    x = 5,504,806,756,352,741/103,584,017.40
  6. Step 6: Final answer
    x = 53,143,398.90

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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.