Home / 99,471,126,630.40-149,206,689,945.60-40,551,093,145.60

Finding the Fourth Proportional to 99,471,126,630.40, 149,206,689,945.60 and 40,551,093,145.60

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Solution

The fourth proportional to 99,471,126,630.40, 149,206,689,945.60 and 40,551,093,145.60 is: 60,826,639,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,471,126,630.40 : 149,206,689,945.60 = 40,551,093,145.60 : x
  2. Step 2: Convert to fraction form
    99,471,126,630.40/149,206,689,945.60 = 40,551,093,145.60/x
  3. Step 3: Cross multiply
    99,471,126,630.40x = 149,206,689,945.60 × 40,551,093,145.60
  4. Step 4: Simplify right side
    99,471,126,630.40x = 6,050,494,381,930,684,874,752
  5. Step 5: Solve for x
    x = 6,050,494,381,930,684,874,752/99,471,126,630.40
  6. Step 6: Final answer
    x = 60,826,639,718.40

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1.5x scale

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.