Home / 618,224,024.80-927,336,037.20-331,569,560.80

Finding the Fourth Proportional to 618,224,024.80, 927,336,037.20 and 331,569,560.80

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Solution

The fourth proportional to 618,224,024.80, 927,336,037.20 and 331,569,560.80 is: 497,354,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,224,024.80 : 927,336,037.20 = 331,569,560.80 : x
  2. Step 2: Convert to fraction form
    618,224,024.80/927,336,037.20 = 331,569,560.80/x
  3. Step 3: Cross multiply
    618,224,024.80x = 927,336,037.20 × 331,569,560.80
  4. Step 4: Simplify right side
    618,224,024.80x = 307,476,402,568,416,512
  5. Step 5: Solve for x
    x = 307,476,402,568,416,512/618,224,024.80
  6. Step 6: Final answer
    x = 497,354,341.20

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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.