Home / 426,576,920.50-588,509,486.28-247,931,125.66

Finding the Fourth Proportional to 426,576,920.50, 588,509,486.28 and 247,931,125.66

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Solution

The fourth proportional to 426,576,920.50, 588,509,486.28 and 247,931,125.66 is: 342,048,086.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,576,920.50 : 588,509,486.28 = 247,931,125.66 : x
  2. Step 2: Convert to fraction form
    426,576,920.50/588,509,486.28 = 247,931,125.66/x
  3. Step 3: Cross multiply
    426,576,920.50x = 588,509,486.28 × 247,931,125.66
  4. Step 4: Simplify right side
    426,576,920.50x = 145,909,819,394,988,704
  5. Step 5: Solve for x
    x = 145,909,819,394,988,704/426,576,920.50
  6. Step 6: Final answer
    x = 342,048,086.48

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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.