Home / 487,009,794.84-730,765,847.52-228,251,303.16

Finding the Fourth Proportional to 487,009,794.84, 730,765,847.52 and 228,251,303.16

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Solution

The fourth proportional to 487,009,794.84, 730,765,847.52 and 228,251,303.16 is: 342,494,665.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,009,794.84 : 730,765,847.52 = 228,251,303.16 : x
  2. Step 2: Convert to fraction form
    487,009,794.84/730,765,847.52 = 228,251,303.16/x
  3. Step 3: Cross multiply
    487,009,794.84x = 730,765,847.52 × 228,251,303.16
  4. Step 4: Simplify right side
    487,009,794.84x = 166,798,257,001,261,856
  5. Step 5: Solve for x
    x = 166,798,257,001,261,856/487,009,794.84
  6. Step 6: Final answer
    x = 342,494,665.96

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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.