Home / 988,028,080.82-1,363,480,821.08-541,995,045.94

Finding the Fourth Proportional to 988,028,080.82, 1,363,480,821.08 and 541,995,045.94

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Solution

The fourth proportional to 988,028,080.82, 1,363,480,821.08 and 541,995,045.94 is: 747,954,298.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,028,080.82 : 1,363,480,821.08 = 541,995,045.94 : x
  2. Step 2: Convert to fraction form
    988,028,080.82/1,363,480,821.08 = 541,995,045.94/x
  3. Step 3: Cross multiply
    988,028,080.82x = 1,363,480,821.08 × 541,995,045.94
  4. Step 4: Simplify right side
    988,028,080.82x = 738,999,850,259,563,520
  5. Step 5: Solve for x
    x = 738,999,850,259,563,520/988,028,080.82
  6. Step 6: Final answer
    x = 747,954,298.68

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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.