Home / 157,788,002.30-236,682,003.45-103,368,443.90

Finding the Fourth Proportional to 157,788,002.30, 236,682,003.45 and 103,368,443.90

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Solution

The fourth proportional to 157,788,002.30, 236,682,003.45 and 103,368,443.90 is: 155,052,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,002.30 : 236,682,003.45 = 103,368,443.90 : x
  2. Step 2: Convert to fraction form
    157,788,002.30/236,682,003.45 = 103,368,443.90/x
  3. Step 3: Cross multiply
    157,788,002.30x = 236,682,003.45 × 103,368,443.90
  4. Step 4: Simplify right side
    157,788,002.30x = 24,465,450,395,760,932
  5. Step 5: Solve for x
    x = 24,465,450,395,760,932/157,788,002.30
  6. Step 6: Final answer
    x = 155,052,665.85

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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.