Home / 6,363,324,093.12-8,781,659,417.14-3,543,931,566.78

Finding the Fourth Proportional to 6,363,324,093.12, 8,781,659,417.14 and 3,543,931,566.78

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Solution

The fourth proportional to 6,363,324,093.12, 8,781,659,417.14 and 3,543,931,566.78 is: 4,890,777,141.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,363,324,093.12 : 8,781,659,417.14 = 3,543,931,566.78 : x
  2. Step 2: Convert to fraction form
    6,363,324,093.12/8,781,659,417.14 = 3,543,931,566.78/x
  3. Step 3: Cross multiply
    6,363,324,093.12x = 8,781,659,417.14 × 3,543,931,566.78
  4. Step 4: Simplify right side
    6,363,324,093.12x = 31,121,600,017,141,510,144
  5. Step 5: Solve for x
    x = 31,121,600,017,141,510,144/6,363,324,093.12
  6. Step 6: Final answer
    x = 4,890,777,141.27

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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.