Home / 402,037,793.40-603,056,690.10-361,223,124.60

Finding the Fourth Proportional to 402,037,793.40, 603,056,690.10 and 361,223,124.60

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Solution

The fourth proportional to 402,037,793.40, 603,056,690.10 and 361,223,124.60 is: 541,834,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,037,793.40 : 603,056,690.10 = 361,223,124.60 : x
  2. Step 2: Convert to fraction form
    402,037,793.40/603,056,690.10 = 361,223,124.60/x
  3. Step 3: Cross multiply
    402,037,793.40x = 603,056,690.10 × 361,223,124.60
  4. Step 4: Simplify right side
    402,037,793.40x = 217,838,021,908,855,904
  5. Step 5: Solve for x
    x = 217,838,021,908,855,904/402,037,793.40
  6. Step 6: Final answer
    x = 541,834,686.90

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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.