Home / 389,466,181.52-583,271,874.38-225,358,086.45

Finding the Fourth Proportional to 389,466,181.52, 583,271,874.38 and 225,358,086.45

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Solution

The fourth proportional to 389,466,181.52, 583,271,874.38 and 225,358,086.45 is: 337,500,506.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,466,181.52 : 583,271,874.38 = 225,358,086.45 : x
  2. Step 2: Convert to fraction form
    389,466,181.52/583,271,874.38 = 225,358,086.45/x
  3. Step 3: Cross multiply
    389,466,181.52x = 583,271,874.38 × 225,358,086.45
  4. Step 4: Simplify right side
    389,466,181.52x = 131,445,033,490,944,976
  5. Step 5: Solve for x
    x = 131,445,033,490,944,976/389,466,181.52
  6. Step 6: Final answer
    x = 337,500,506.41

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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.