Home / 749,867,751.77-1,124,805,364.38-307,452,087.18

Finding the Fourth Proportional to 749,867,751.77, 1,124,805,364.38 and 307,452,087.18

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Solution

The fourth proportional to 749,867,751.77, 1,124,805,364.38 and 307,452,087.18 is: 461,179,662.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,867,751.77 : 1,124,805,364.38 = 307,452,087.18 : x
  2. Step 2: Convert to fraction form
    749,867,751.77/1,124,805,364.38 = 307,452,087.18/x
  3. Step 3: Cross multiply
    749,867,751.77x = 1,124,805,364.38 × 307,452,087.18
  4. Step 4: Simplify right side
    749,867,751.77x = 345,823,756,949,891,456
  5. Step 5: Solve for x
    x = 345,823,756,949,891,456/749,867,751.77
  6. Step 6: Final answer
    x = 461,179,662.86

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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.