Home / 426,825,027.69-588,439,280.17-299,492,700.85

Finding the Fourth Proportional to 426,825,027.69, 588,439,280.17 and 299,492,700.85

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Solution

The fourth proportional to 426,825,027.69, 588,439,280.17 and 299,492,700.85 is: 412,893,475.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,825,027.69 : 588,439,280.17 = 299,492,700.85 : x
  2. Step 2: Convert to fraction form
    426,825,027.69/588,439,280.17 = 299,492,700.85/x
  3. Step 3: Cross multiply
    426,825,027.69x = 588,439,280.17 × 299,492,700.85
  4. Step 4: Simplify right side
    426,825,027.69x = 176,233,269,305,444,160
  5. Step 5: Solve for x
    x = 176,233,269,305,444,160/426,825,027.69
  6. Step 6: Final answer
    x = 412,893,475.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.