Home / 618,224,025.30-927,336,037.95-331,569,561.30

Finding the Fourth Proportional to 618,224,025.30, 927,336,037.95 and 331,569,561.30

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Solution

The fourth proportional to 618,224,025.30, 927,336,037.95 and 331,569,561.30 is: 497,354,341.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,224,025.30 : 927,336,037.95 = 331,569,561.30 : x
  2. Step 2: Convert to fraction form
    618,224,025.30/927,336,037.95 = 331,569,561.30/x
  3. Step 3: Cross multiply
    618,224,025.30x = 927,336,037.95 × 331,569,561.30
  4. Step 4: Simplify right side
    618,224,025.30x = 307,476,403,280,761,664
  5. Step 5: Solve for x
    x = 307,476,403,280,761,664/618,224,025.30
  6. Step 6: Final answer
    x = 497,354,341.95

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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.