Home / 501,920,028.60-752,880,042.90-133,454,268.60

Finding the Fourth Proportional to 501,920,028.60, 752,880,042.90 and 133,454,268.60

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Solution

The fourth proportional to 501,920,028.60, 752,880,042.90 and 133,454,268.60 is: 200,181,402.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,920,028.60 : 752,880,042.90 = 133,454,268.60 : x
  2. Step 2: Convert to fraction form
    501,920,028.60/752,880,042.90 = 133,454,268.60/x
  3. Step 3: Cross multiply
    501,920,028.60x = 752,880,042.90 × 133,454,268.60
  4. Step 4: Simplify right side
    501,920,028.60x = 100,475,055,468,756,112
  5. Step 5: Solve for x
    x = 100,475,055,468,756,112/501,920,028.60
  6. Step 6: Final answer
    x = 200,181,402.90

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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.