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Finding the Fourth Proportional to 4,204,521,000.78, 6,306,781,501.16 and 4,204,521,000.78

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Solution

The fourth proportional to 4,204,521,000.78, 6,306,781,501.16 and 4,204,521,000.78 is: 6,306,781,501.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,204,521,000.78 : 6,306,781,501.16 = 4,204,521,000.78 : x
  2. Step 2: Convert to fraction form
    4,204,521,000.78/6,306,781,501.16 = 4,204,521,000.78/x
  3. Step 3: Cross multiply
    4,204,521,000.78x = 6,306,781,501.16 × 4,204,521,000.78
  4. Step 4: Simplify right side
    4,204,521,000.78x = 26,516,995,268,937,015,296
  5. Step 5: Solve for x
    x = 26,516,995,268,937,015,296/4,204,521,000.78
  6. Step 6: Final answer
    x = 6,306,781,501.16

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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.