Home / 80,196,895,657.18-120,295,365,776.88-29,825,748,069.58

Finding the Fourth Proportional to 80,196,895,657.18, 120,295,365,776.88 and 29,825,748,069.58

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Solution

The fourth proportional to 80,196,895,657.18, 120,295,365,776.88 and 29,825,748,069.58 is: 44,738,630,394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,196,895,657.18 : 120,295,365,776.88 = 29,825,748,069.58 : x
  2. Step 2: Convert to fraction form
    80,196,895,657.18/120,295,365,776.88 = 29,825,748,069.58/x
  3. Step 3: Cross multiply
    80,196,895,657.18x = 120,295,365,776.88 × 29,825,748,069.58
  4. Step 4: Simplify right side
    80,196,895,657.18x = 3,587,899,273,599,198,953,472
  5. Step 5: Solve for x
    x = 3,587,899,273,599,198,953,472/80,196,895,657.18
  6. Step 6: Final answer
    x = 44,738,630,394.58

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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.