Home / 747,398,042.33-1,121,092,985.41-304,738,985.30

Finding the Fourth Proportional to 747,398,042.33, 1,121,092,985.41 and 304,738,985.30

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Solution

The fourth proportional to 747,398,042.33, 1,121,092,985.41 and 304,738,985.30 is: 457,106,815.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,398,042.33 : 1,121,092,985.41 = 304,738,985.30 : x
  2. Step 2: Convert to fraction form
    747,398,042.33/1,121,092,985.41 = 304,738,985.30/x
  3. Step 3: Cross multiply
    747,398,042.33x = 1,121,092,985.41 × 304,738,985.30
  4. Step 4: Simplify right side
    747,398,042.33x = 341,640,738,794,423,808
  5. Step 5: Solve for x
    x = 341,640,738,794,423,808/747,398,042.33
  6. Step 6: Final answer
    x = 457,106,815.17

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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.