Home / 823,251,191.86-1,136,088,628.11-451,997,154.10

Finding the Fourth Proportional to 823,251,191.86, 1,136,088,628.11 and 451,997,154.10

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Solution

The fourth proportional to 823,251,191.86, 1,136,088,628.11 and 451,997,154.10 is: 623,757,161.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,251,191.86 : 1,136,088,628.11 = 451,997,154.10 : x
  2. Step 2: Convert to fraction form
    823,251,191.86/1,136,088,628.11 = 451,997,154.10/x
  3. Step 3: Cross multiply
    823,251,191.86x = 1,136,088,628.11 × 451,997,154.10
  4. Step 4: Simplify right side
    823,251,191.86x = 513,508,826,711,093,248
  5. Step 5: Solve for x
    x = 513,508,826,711,093,248/823,251,191.86
  6. Step 6: Final answer
    x = 623,757,161.59

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Double scale
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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.