Home / 1,073,491,015,604.40-1,610,225,911,970.60-491,815,213,688.76

Finding the Fourth Proportional to 1,073,491,015,604.40, 1,610,225,911,970.60 and 491,815,213,688.76

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Solution

The fourth proportional to 1,073,491,015,604.40, 1,610,225,911,970.60 and 491,815,213,688.76 is: 737,717,958,950.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,491,015,604.40 : 1,610,225,911,970.60 = 491,815,213,688.76 : x
  2. Step 2: Convert to fraction form
    1,073,491,015,604.40/1,610,225,911,970.60 = 491,815,213,688.76/x
  3. Step 3: Cross multiply
    1,073,491,015,604.40x = 1,610,225,911,970.60 × 491,815,213,688.76
  4. Step 4: Simplify right side
    1,073,491,015,604.40x = 791,933,600,982,999,213,539,328
  5. Step 5: Solve for x
    x = 791,933,600,982,999,213,539,328/1,073,491,015,604.40
  6. Step 6: Final answer
    x = 737,717,958,950.15

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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.