Home / 28,730,278,961.01-39,648,989,474.10-16,522,993,609.73

Finding the Fourth Proportional to 28,730,278,961.01, 39,648,989,474.10 and 16,522,993,609.73

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Solution

The fourth proportional to 28,730,278,961.01, 39,648,989,474.10 and 16,522,993,609.73 is: 22,802,423,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,730,278,961.01 : 39,648,989,474.10 = 16,522,993,609.73 : x
  2. Step 2: Convert to fraction form
    28,730,278,961.01/39,648,989,474.10 = 16,522,993,609.73/x
  3. Step 3: Cross multiply
    28,730,278,961.01x = 39,648,989,474.10 × 16,522,993,609.73
  4. Step 4: Simplify right side
    28,730,278,961.01x = 655,119,999,712,608,124,928
  5. Step 5: Solve for x
    x = 655,119,999,712,608,124,928/28,730,278,961.01
  6. Step 6: Final answer
    x = 22,802,423,902.73

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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.