Home / 514,914,923,277.60-772,372,384,916.40-156,764,052,221.55

Finding the Fourth Proportional to 514,914,923,277.60, 772,372,384,916.40 and 156,764,052,221.55

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Solution

The fourth proportional to 514,914,923,277.60, 772,372,384,916.40 and 156,764,052,221.55 is: 235,146,078,332.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,914,923,277.60 : 772,372,384,916.40 = 156,764,052,221.55 : x
  2. Step 2: Convert to fraction form
    514,914,923,277.60/772,372,384,916.40 = 156,764,052,221.55/x
  3. Step 3: Cross multiply
    514,914,923,277.60x = 772,372,384,916.40 × 156,764,052,221.55
  4. Step 4: Simplify right side
    514,914,923,277.60x = 121,080,224,883,517,645,914,112
  5. Step 5: Solve for x
    x = 121,080,224,883,517,645,914,112/514,914,923,277.60
  6. Step 6: Final answer
    x = 235,146,078,332.33

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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.