Home / 547,337,041.60-819,860,935.20-256,452,433.60

Finding the Fourth Proportional to 547,337,041.60, 819,860,935.20 and 256,452,433.60

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Solution

The fourth proportional to 547,337,041.60, 819,860,935.20 and 256,452,433.60 is: 384,142,340.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,337,041.60 : 819,860,935.20 = 256,452,433.60 : x
  2. Step 2: Convert to fraction form
    547,337,041.60/819,860,935.20 = 256,452,433.60/x
  3. Step 3: Cross multiply
    547,337,041.60x = 819,860,935.20 × 256,452,433.60
  4. Step 4: Simplify right side
    547,337,041.60x = 210,255,332,045,611,904
  5. Step 5: Solve for x
    x = 210,255,332,045,611,904/547,337,041.60
  6. Step 6: Final answer
    x = 384,142,340.21

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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.