Home / 1,992,923,999.70-2,989,385,999.55-1,063,114,826.10

Finding the Fourth Proportional to 1,992,923,999.70, 2,989,385,999.55 and 1,063,114,826.10

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Solution

The fourth proportional to 1,992,923,999.70, 2,989,385,999.55 and 1,063,114,826.10 is: 1,594,672,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,923,999.70 : 2,989,385,999.55 = 1,063,114,826.10 : x
  2. Step 2: Convert to fraction form
    1,992,923,999.70/2,989,385,999.55 = 1,063,114,826.10/x
  3. Step 3: Cross multiply
    1,992,923,999.70x = 2,989,385,999.55 × 1,063,114,826.10
  4. Step 4: Simplify right side
    1,992,923,999.70x = 3,178,060,577,057,373,184
  5. Step 5: Solve for x
    x = 3,178,060,577,057,373,184/1,992,923,999.70
  6. Step 6: Final answer
    x = 1,594,672,239.15

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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.