Home / 749,867,788.14-1,124,805,419.16-307,452,123.54

Finding the Fourth Proportional to 749,867,788.14, 1,124,805,419.16 and 307,452,123.54

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Solution

The fourth proportional to 749,867,788.14, 1,124,805,419.16 and 307,452,123.54 is: 461,179,717.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,867,788.14 : 1,124,805,419.16 = 307,452,123.54 : x
  2. Step 2: Convert to fraction form
    749,867,788.14/1,124,805,419.16 = 307,452,123.54/x
  3. Step 3: Cross multiply
    749,867,788.14x = 1,124,805,419.16 × 307,452,123.54
  4. Step 4: Simplify right side
    749,867,788.14x = 345,823,814,690,041,856
  5. Step 5: Solve for x
    x = 345,823,814,690,041,856/749,867,788.14
  6. Step 6: Final answer
    x = 461,179,717.49

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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.