Home / 40,339,927,331.70-60,509,890,997.55-12,391,126,277.10

Finding the Fourth Proportional to 40,339,927,331.70, 60,509,890,997.55 and 12,391,126,277.10

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Solution

The fourth proportional to 40,339,927,331.70, 60,509,890,997.55 and 12,391,126,277.10 is: 18,586,689,415.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,339,927,331.70 : 60,509,890,997.55 = 12,391,126,277.10 : x
  2. Step 2: Convert to fraction form
    40,339,927,331.70/60,509,890,997.55 = 12,391,126,277.10/x
  3. Step 3: Cross multiply
    40,339,927,331.70x = 60,509,890,997.55 × 12,391,126,277.10
  4. Step 4: Simplify right side
    40,339,927,331.70x = 749,785,700,364,198,608,896
  5. Step 5: Solve for x
    x = 749,785,700,364,198,608,896/40,339,927,331.70
  6. Step 6: Final answer
    x = 18,586,689,415.65

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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.