Home / 514,914,923,276.10-772,372,384,914.15-156,764,052,220.05

Finding the Fourth Proportional to 514,914,923,276.10, 772,372,384,914.15 and 156,764,052,220.05

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Solution

The fourth proportional to 514,914,923,276.10, 772,372,384,914.15 and 156,764,052,220.05 is: 235,146,078,330.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,914,923,276.10 : 772,372,384,914.15 = 156,764,052,220.05 : x
  2. Step 2: Convert to fraction form
    514,914,923,276.10/772,372,384,914.15 = 156,764,052,220.05/x
  3. Step 3: Cross multiply
    514,914,923,276.10x = 772,372,384,914.15 × 156,764,052,220.05
  4. Step 4: Simplify right side
    514,914,923,276.10x = 121,080,224,882,006,371,074,048
  5. Step 5: Solve for x
    x = 121,080,224,882,006,371,074,048/514,914,923,276.10
  6. Step 6: Final answer
    x = 235,146,078,330.08

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Double scale
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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.