Home / 414,245,188.17-571,657,187.88-228,604,876.47

Finding the Fourth Proportional to 414,245,188.17, 571,657,187.88 and 228,604,876.47

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Solution

The fourth proportional to 414,245,188.17, 571,657,187.88 and 228,604,876.47 is: 315,474,082.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,245,188.17 : 571,657,187.88 = 228,604,876.47 : x
  2. Step 2: Convert to fraction form
    414,245,188.17/571,657,187.88 = 228,604,876.47/x
  3. Step 3: Cross multiply
    414,245,188.17x = 571,657,187.88 × 228,604,876.47
  4. Step 4: Simplify right side
    414,245,188.17x = 130,683,620,818,494,976
  5. Step 5: Solve for x
    x = 130,683,620,818,494,976/414,245,188.17
  6. Step 6: Final answer
    x = 315,474,082.86

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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.