Home / 749,867,747.64-1,124,805,358.22-307,452,083.06

Finding the Fourth Proportional to 749,867,747.64, 1,124,805,358.22 and 307,452,083.06

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Solution

The fourth proportional to 749,867,747.64, 1,124,805,358.22 and 307,452,083.06 is: 461,179,656.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,867,747.64 : 1,124,805,358.22 = 307,452,083.06 : x
  2. Step 2: Convert to fraction form
    749,867,747.64/1,124,805,358.22 = 307,452,083.06/x
  3. Step 3: Cross multiply
    749,867,747.64x = 1,124,805,358.22 × 307,452,083.06
  4. Step 4: Simplify right side
    749,867,747.64x = 345,823,750,414,627,200
  5. Step 5: Solve for x
    x = 345,823,750,414,627,200/749,867,747.64
  6. Step 6: Final answer
    x = 461,179,656.68

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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.