Home / 231,787,011,338.60-347,680,517,007.90-220,767,050,762.60

Finding the Fourth Proportional to 231,787,011,338.60, 347,680,517,007.90 and 220,767,050,762.60

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Solution

The fourth proportional to 231,787,011,338.60, 347,680,517,007.90 and 220,767,050,762.60 is: 331,150,576,143.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,011,338.60 : 347,680,517,007.90 = 220,767,050,762.60 : x
  2. Step 2: Convert to fraction form
    231,787,011,338.60/347,680,517,007.90 = 220,767,050,762.60/x
  3. Step 3: Cross multiply
    231,787,011,338.60x = 347,680,517,007.90 × 220,767,050,762.60
  4. Step 4: Simplify right side
    231,787,011,338.60x = 76,756,402,347,450,078,068,736
  5. Step 5: Solve for x
    x = 76,756,402,347,450,078,068,736/231,787,011,338.60
  6. Step 6: Final answer
    x = 331,150,576,143.90

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1.5x scale

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.