Home / 144,205,327,471.20-198,977,038,929.60-83,215,444,709.04

Finding the Fourth Proportional to 144,205,327,471.20, 198,977,038,929.60 and 83,215,444,709.04

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Solution

The fourth proportional to 144,205,327,471.20, 198,977,038,929.60 and 83,215,444,709.04 is: 114,822,129,471.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,205,327,471.20 : 198,977,038,929.60 = 83,215,444,709.04 : x
  2. Step 2: Convert to fraction form
    144,205,327,471.20/198,977,038,929.60 = 83,215,444,709.04/x
  3. Step 3: Cross multiply
    144,205,327,471.20x = 198,977,038,929.60 × 83,215,444,709.04
  4. Step 4: Simplify right side
    144,205,327,471.20x = 16,557,962,781,414,626,689,024
  5. Step 5: Solve for x
    x = 16,557,962,781,414,626,689,024/144,205,327,471.20
  6. Step 6: Final answer
    x = 114,822,129,471.75

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1.5x scale

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.