Home / 414,406,473.87-571,877,426.43-228,763,503.75

Finding the Fourth Proportional to 414,406,473.87, 571,877,426.43 and 228,763,503.75

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Solution

The fourth proportional to 414,406,473.87, 571,877,426.43 and 228,763,503.75 is: 315,691,698.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,406,473.87 : 571,877,426.43 = 228,763,503.75 : x
  2. Step 2: Convert to fraction form
    414,406,473.87/571,877,426.43 = 228,763,503.75/x
  3. Step 3: Cross multiply
    414,406,473.87x = 571,877,426.43 × 228,763,503.75
  4. Step 4: Simplify right side
    414,406,473.87x = 130,824,683,785,659,648
  5. Step 5: Solve for x
    x = 130,824,683,785,659,648/414,406,473.87
  6. Step 6: Final answer
    x = 315,691,698.93

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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.