Home / 426,127,356.63-587,888,435.30-247,480,834.05

Finding the Fourth Proportional to 426,127,356.63, 587,888,435.30 and 247,480,834.05

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Solution

The fourth proportional to 426,127,356.63, 587,888,435.30 and 247,480,834.05 is: 341,426,378.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,127,356.63 : 587,888,435.30 = 247,480,834.05 : x
  2. Step 2: Convert to fraction form
    426,127,356.63/587,888,435.30 = 247,480,834.05/x
  3. Step 3: Cross multiply
    426,127,356.63x = 587,888,435.30 × 247,480,834.05
  4. Step 4: Simplify right side
    426,127,356.63x = 145,491,120,295,156,064
  5. Step 5: Solve for x
    x = 145,491,120,295,156,064/426,127,356.63
  6. Step 6: Final answer
    x = 341,426,378.83

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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.