Home / 986,733,333.36-1,480,191,329.17-322,751,122.92

Finding the Fourth Proportional to 986,733,333.36, 1,480,191,329.17 and 322,751,122.92

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Solution

The fourth proportional to 986,733,333.36, 1,480,191,329.17 and 322,751,122.92 is: 484,156,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,733,333.36 : 1,480,191,329.17 = 322,751,122.92 : x
  2. Step 2: Convert to fraction form
    986,733,333.36/1,480,191,329.17 = 322,751,122.92/x
  3. Step 3: Cross multiply
    986,733,333.36x = 1,480,191,329.17 × 322,751,122.92
  4. Step 4: Simplify right side
    986,733,333.36x = 477,733,413,626,064,896
  5. Step 5: Solve for x
    x = 477,733,413,626,064,896/986,733,333.36
  6. Step 6: Final answer
    x = 484,156,557.27

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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.