Home / 200,766,076.20-301,088,807.10-71,356,674.60

Finding the Fourth Proportional to 200,766,076.20, 301,088,807.10 and 71,356,674.60

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Solution

The fourth proportional to 200,766,076.20, 301,088,807.10 and 71,356,674.60 is: 107,013,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,766,076.20 : 301,088,807.10 = 71,356,674.60 : x
  2. Step 2: Convert to fraction form
    200,766,076.20/301,088,807.10 = 71,356,674.60/x
  3. Step 3: Cross multiply
    200,766,076.20x = 301,088,807.10 × 71,356,674.60
  4. Step 4: Simplify right side
    200,766,076.20x = 21,484,696,033,936,868
  5. Step 5: Solve for x
    x = 21,484,696,033,936,868/200,766,076.20
  6. Step 6: Final answer
    x = 107,013,577.40

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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.