Home / 166,335,921.60-249,503,882.40-123,289,200.60

Finding the Fourth Proportional to 166,335,921.60, 249,503,882.40 and 123,289,200.60

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Solution

The fourth proportional to 166,335,921.60, 249,503,882.40 and 123,289,200.60 is: 184,933,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,335,921.60 : 249,503,882.40 = 123,289,200.60 : x
  2. Step 2: Convert to fraction form
    166,335,921.60/249,503,882.40 = 123,289,200.60/x
  3. Step 3: Cross multiply
    166,335,921.60x = 249,503,882.40 × 123,289,200.60
  4. Step 4: Simplify right side
    166,335,921.60x = 30,761,134,207,692,408
  5. Step 5: Solve for x
    x = 30,761,134,207,692,408/166,335,921.60
  6. Step 6: Final answer
    x = 184,933,800.90

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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.