Home / 656,015,712,217.83-982,949,000,470.95-349,379,932,554.30

Finding the Fourth Proportional to 656,015,712,217.83, 982,949,000,470.95 and 349,379,932,554.30

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Solution

The fourth proportional to 656,015,712,217.83, 982,949,000,470.95 and 349,379,932,554.30 is: 523,497,606,982.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,015,712,217.83 : 982,949,000,470.95 = 349,379,932,554.30 : x
  2. Step 2: Convert to fraction form
    656,015,712,217.83/982,949,000,470.95 = 349,379,932,554.30/x
  3. Step 3: Cross multiply
    656,015,712,217.83x = 982,949,000,470.95 × 349,379,932,554.30
  4. Step 4: Simplify right side
    656,015,712,217.83x = 343,422,655,488,857,085,050,880
  5. Step 5: Solve for x
    x = 343,422,655,488,857,085,050,880/656,015,712,217.83
  6. Step 6: Final answer
    x = 523,497,606,982.35

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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.