Home / 988,028,080.32-1,363,480,820.39-541,995,045.44

Finding the Fourth Proportional to 988,028,080.32, 1,363,480,820.39 and 541,995,045.44

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Solution

The fourth proportional to 988,028,080.32, 1,363,480,820.39 and 541,995,045.44 is: 747,954,297.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,028,080.32 : 1,363,480,820.39 = 541,995,045.44 : x
  2. Step 2: Convert to fraction form
    988,028,080.32/1,363,480,820.39 = 541,995,045.44/x
  3. Step 3: Cross multiply
    988,028,080.32x = 1,363,480,820.39 × 541,995,045.44
  4. Step 4: Simplify right side
    988,028,080.32x = 738,999,849,200,437,888
  5. Step 5: Solve for x
    x = 738,999,849,200,437,888/988,028,080.32
  6. Step 6: Final answer
    x = 747,954,297.98

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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.