Home / 4,239,323,989.52-6,359,934,399.24-1,291,834,290.20

Finding the Fourth Proportional to 4,239,323,989.52, 6,359,934,399.24 and 1,291,834,290.20

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Solution

The fourth proportional to 4,239,323,989.52, 6,359,934,399.24 and 1,291,834,290.20 is: 1,938,040,442.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239,323,989.52 : 6,359,934,399.24 = 1,291,834,290.20 : x
  2. Step 2: Convert to fraction form
    4,239,323,989.52/6,359,934,399.24 = 1,291,834,290.20/x
  3. Step 3: Cross multiply
    4,239,323,989.52x = 6,359,934,399.24 × 1,291,834,290.20
  4. Step 4: Simplify right side
    4,239,323,989.52x = 8,215,981,340,360,768,512
  5. Step 5: Solve for x
    x = 8,215,981,340,360,768,512/4,239,323,989.52
  6. Step 6: Final answer
    x = 1,938,040,442.46

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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.