Home / 990,563,750.13-1,367,008,572.33-544,561,192.92

Finding the Fourth Proportional to 990,563,750.13, 1,367,008,572.33 and 544,561,192.92

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Solution

The fourth proportional to 990,563,750.13, 1,367,008,572.33 and 544,561,192.92 is: 751,511,266.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,563,750.13 : 1,367,008,572.33 = 544,561,192.92 : x
  2. Step 2: Convert to fraction form
    990,563,750.13/1,367,008,572.33 = 544,561,192.92/x
  3. Step 3: Cross multiply
    990,563,750.13x = 1,367,008,572.33 × 544,561,192.92
  4. Step 4: Simplify right side
    990,563,750.13x = 744,419,818,879,890,816
  5. Step 5: Solve for x
    x = 744,419,818,879,890,816/990,563,750.13
  6. Step 6: Final answer
    x = 751,511,266.98

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.