Home / 711,873,617.87-982,726,244.69-474,114,470.90

Finding the Fourth Proportional to 711,873,617.87, 982,726,244.69 and 474,114,470.90

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Solution

The fourth proportional to 711,873,617.87, 982,726,244.69 and 474,114,470.90 is: 654,504,847.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,873,617.87 : 982,726,244.69 = 474,114,470.90 : x
  2. Step 2: Convert to fraction form
    711,873,617.87/982,726,244.69 = 474,114,470.90/x
  3. Step 3: Cross multiply
    711,873,617.87x = 982,726,244.69 × 474,114,470.90
  4. Step 4: Simplify right side
    711,873,617.87x = 465,924,733,533,459,008
  5. Step 5: Solve for x
    x = 465,924,733,533,459,008/711,873,617.87
  6. Step 6: Final answer
    x = 654,504,847.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.