Home / 30,668,656,511.10-46,002,984,766.65-20,199,693,963.90

Finding the Fourth Proportional to 30,668,656,511.10, 46,002,984,766.65 and 20,199,693,963.90

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Solution

The fourth proportional to 30,668,656,511.10, 46,002,984,766.65 and 20,199,693,963.90 is: 30,299,540,945.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,668,656,511.10 : 46,002,984,766.65 = 20,199,693,963.90 : x
  2. Step 2: Convert to fraction form
    30,668,656,511.10/46,002,984,766.65 = 20,199,693,963.90/x
  3. Step 3: Cross multiply
    30,668,656,511.10x = 46,002,984,766.65 × 20,199,693,963.90
  4. Step 4: Simplify right side
    30,668,656,511.10x = 929,246,213,712,283,697,152
  5. Step 5: Solve for x
    x = 929,246,213,712,283,697,152/30,668,656,511.10
  6. Step 6: Final answer
    x = 30,299,540,945.85

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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.