Home / 998,102,502.80-1,497,253,805.40-342,967,245.20

Finding the Fourth Proportional to 998,102,502.80, 1,497,253,805.40 and 342,967,245.20

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Solution

The fourth proportional to 998,102,502.80, 1,497,253,805.40 and 342,967,245.20 is: 514,485,247.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,102,502.80 : 1,497,253,805.40 = 342,967,245.20 : x
  2. Step 2: Convert to fraction form
    998,102,502.80/1,497,253,805.40 = 342,967,245.20/x
  3. Step 3: Cross multiply
    998,102,502.80x = 1,497,253,805.40 × 342,967,245.20
  4. Step 4: Simplify right side
    998,102,502.80x = 513,509,013,003,254,912
  5. Step 5: Solve for x
    x = 513,509,013,003,254,912/998,102,502.80
  6. Step 6: Final answer
    x = 514,485,247.32

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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.