Home / 938,952,023.40-1,408,428,035.10-325,332,311.40

Finding the Fourth Proportional to 938,952,023.40, 1,408,428,035.10 and 325,332,311.40

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Solution

The fourth proportional to 938,952,023.40, 1,408,428,035.10 and 325,332,311.40 is: 487,998,467.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,952,023.40 : 1,408,428,035.10 = 325,332,311.40 : x
  2. Step 2: Convert to fraction form
    938,952,023.40/1,408,428,035.10 = 325,332,311.40/x
  3. Step 3: Cross multiply
    938,952,023.40x = 1,408,428,035.10 × 325,332,311.40
  4. Step 4: Simplify right side
    938,952,023.40x = 458,207,148,099,643,264
  5. Step 5: Solve for x
    x = 458,207,148,099,643,264/938,952,023.40
  6. Step 6: Final answer
    x = 487,998,467.10

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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.