Home / 10,112,688,002.20-15,169,032,003.30-8,274,516,251.80

Finding the Fourth Proportional to 10,112,688,002.20, 15,169,032,003.30 and 8,274,516,251.80

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Solution

The fourth proportional to 10,112,688,002.20, 15,169,032,003.30 and 8,274,516,251.80 is: 12,411,774,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112,688,002.20 : 15,169,032,003.30 = 8,274,516,251.80 : x
  2. Step 2: Convert to fraction form
    10,112,688,002.20/15,169,032,003.30 = 8,274,516,251.80/x
  3. Step 3: Cross multiply
    10,112,688,002.20x = 15,169,032,003.30 × 8,274,516,251.80
  4. Step 4: Simplify right side
    10,112,688,002.20x = 125,516,401,835,380,162,560
  5. Step 5: Solve for x
    x = 125,516,401,835,380,162,560/10,112,688,002.20
  6. Step 6: Final answer
    x = 12,411,774,377.70

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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.