Home / 2,117,451,941.84-3,173,272,227.20-1,339,705,315.60

Finding the Fourth Proportional to 2,117,451,941.84, 3,173,272,227.20 and 1,339,705,315.60

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Solution

The fourth proportional to 2,117,451,941.84, 3,173,272,227.20 and 1,339,705,315.60 is: 2,007,719,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,451,941.84 : 3,173,272,227.20 = 1,339,705,315.60 : x
  2. Step 2: Convert to fraction form
    2,117,451,941.84/3,173,272,227.20 = 1,339,705,315.60/x
  3. Step 3: Cross multiply
    2,117,451,941.84x = 3,173,272,227.20 × 1,339,705,315.60
  4. Step 4: Simplify right side
    2,117,451,941.84x = 4,251,249,670,625,690,112
  5. Step 5: Solve for x
    x = 4,251,249,670,625,690,112/2,117,451,941.84
  6. Step 6: Final answer
    x = 2,007,719,555.10

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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.