Home / 512,833,197.09-769,326,410.80-163,090,674.87

Finding the Fourth Proportional to 512,833,197.09, 769,326,410.80 and 163,090,674.87

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Solution

The fourth proportional to 512,833,197.09, 769,326,410.80 and 163,090,674.87 is: 244,660,377.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,833,197.09 : 769,326,410.80 = 163,090,674.87 : x
  2. Step 2: Convert to fraction form
    512,833,197.09/769,326,410.80 = 163,090,674.87/x
  3. Step 3: Cross multiply
    512,833,197.09x = 769,326,410.80 × 163,090,674.87
  4. Step 4: Simplify right side
    512,833,197.09x = 125,469,963,533,867,808
  5. Step 5: Solve for x
    x = 125,469,963,533,867,808/512,833,197.09
  6. Step 6: Final answer
    x = 244,660,377.38

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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.