Home / 27,152,302,981.05-40,730,176,045.17-8,520,534,219.69

Finding the Fourth Proportional to 27,152,302,981.05, 40,730,176,045.17 and 8,520,534,219.69

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Solution

The fourth proportional to 27,152,302,981.05, 40,730,176,045.17 and 8,520,534,219.69 is: 12,781,341,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,152,302,981.05 : 40,730,176,045.17 = 8,520,534,219.69 : x
  2. Step 2: Convert to fraction form
    27,152,302,981.05/40,730,176,045.17 = 8,520,534,219.69/x
  3. Step 3: Cross multiply
    27,152,302,981.05x = 40,730,176,045.17 × 8,520,534,219.69
  4. Step 4: Simplify right side
    27,152,302,981.05x = 347,042,858,766,868,873,216
  5. Step 5: Solve for x
    x = 347,042,858,766,868,873,216/27,152,302,981.05
  6. Step 6: Final answer
    x = 12,781,341,568.30

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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.