Home / 474,576,785.12-711,605,094.78-146,961,346.88

Finding the Fourth Proportional to 474,576,785.12, 711,605,094.78 and 146,961,346.88

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Solution

The fourth proportional to 474,576,785.12, 711,605,094.78 and 146,961,346.88 is: 220,361,480.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,576,785.12 : 711,605,094.78 = 146,961,346.88 : x
  2. Step 2: Convert to fraction form
    474,576,785.12/711,605,094.78 = 146,961,346.88/x
  3. Step 3: Cross multiply
    474,576,785.12x = 711,605,094.78 × 146,961,346.88
  4. Step 4: Simplify right side
    474,576,785.12x = 104,578,443,175,538,848
  5. Step 5: Solve for x
    x = 104,578,443,175,538,848/474,576,785.12
  6. Step 6: Final answer
    x = 220,361,480.91

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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.