Home / 1,672,822,766.12-2,508,816,967.99-492,168,312

Finding the Fourth Proportional to 1,672,822,766.12, 2,508,816,967.99 and 492,168,312

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Solution

The fourth proportional to 1,672,822,766.12, 2,508,816,967.99 and 492,168,312 is: 738,129,727.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,822,766.12 : 2,508,816,967.99 = 492,168,312 : x
  2. Step 2: Convert to fraction form
    1,672,822,766.12/2,508,816,967.99 = 492,168,312/x
  3. Step 3: Cross multiply
    1,672,822,766.12x = 2,508,816,967.99 × 492,168,312
  4. Step 4: Simplify right side
    1,672,822,766.12x = 1,234,760,212,251,365,888
  5. Step 5: Solve for x
    x = 1,234,760,212,251,365,888/1,672,822,766.12
  6. Step 6: Final answer
    x = 738,129,727.35

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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.