Home / 157,788,006.30-236,682,009.45-103,368,447.90

Finding the Fourth Proportional to 157,788,006.30, 236,682,009.45 and 103,368,447.90

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Solution

The fourth proportional to 157,788,006.30, 236,682,009.45 and 103,368,447.90 is: 155,052,671.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,006.30 : 236,682,009.45 = 103,368,447.90 : x
  2. Step 2: Convert to fraction form
    157,788,006.30/236,682,009.45 = 103,368,447.90/x
  3. Step 3: Cross multiply
    157,788,006.30x = 236,682,009.45 × 103,368,447.90
  4. Step 4: Simplify right side
    157,788,006.30x = 24,465,451,962,699,632
  5. Step 5: Solve for x
    x = 24,465,451,962,699,632/157,788,006.30
  6. Step 6: Final answer
    x = 155,052,671.85

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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.