Home / 166,212,818.20-249,319,227.30-97,338,064.60

Finding the Fourth Proportional to 166,212,818.20, 249,319,227.30 and 97,338,064.60

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Solution

The fourth proportional to 166,212,818.20, 249,319,227.30 and 97,338,064.60 is: 146,007,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,212,818.20 : 249,319,227.30 = 97,338,064.60 : x
  2. Step 2: Convert to fraction form
    166,212,818.20/249,319,227.30 = 97,338,064.60/x
  3. Step 3: Cross multiply
    166,212,818.20x = 249,319,227.30 × 97,338,064.60
  4. Step 4: Simplify right side
    166,212,818.20x = 24,268,251,052,949,484
  5. Step 5: Solve for x
    x = 24,268,251,052,949,484/166,212,818.20
  6. Step 6: Final answer
    x = 146,007,096.90

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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.