Home / 998,051,319.72-1,496,758,594.62-342,844,353.84

Finding the Fourth Proportional to 998,051,319.72, 1,496,758,594.62 and 342,844,353.84

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Solution

The fourth proportional to 998,051,319.72, 1,496,758,594.62 and 342,844,353.84 is: 514,157,161.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,051,319.72 : 1,496,758,594.62 = 342,844,353.84 : x
  2. Step 2: Convert to fraction form
    998,051,319.72/1,496,758,594.62 = 342,844,353.84/x
  3. Step 3: Cross multiply
    998,051,319.72x = 1,496,758,594.62 × 342,844,353.84
  4. Step 4: Simplify right side
    998,051,319.72x = 513,155,233,226,960,320
  5. Step 5: Solve for x
    x = 513,155,233,226,960,320/998,051,319.72
  6. Step 6: Final answer
    x = 514,157,161.15

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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.