Home / 896,848,540.80-1,345,272,811.20-876,693,148.80

Finding the Fourth Proportional to 896,848,540.80, 1,345,272,811.20 and 876,693,148.80

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Solution

The fourth proportional to 896,848,540.80, 1,345,272,811.20 and 876,693,148.80 is: 1,315,039,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,848,540.80 : 1,345,272,811.20 = 876,693,148.80 : x
  2. Step 2: Convert to fraction form
    896,848,540.80/1,345,272,811.20 = 876,693,148.80/x
  3. Step 3: Cross multiply
    896,848,540.80x = 1,345,272,811.20 × 876,693,148.80
  4. Step 4: Simplify right side
    896,848,540.80x = 1,179,391,456,845,955,840
  5. Step 5: Solve for x
    x = 1,179,391,456,845,955,840/896,848,540.80
  6. Step 6: Final answer
    x = 1,315,039,723.20

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1.5x scale

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.