Home / 166,003,777.40-249,005,666.10-50,988,135.20

Finding the Fourth Proportional to 166,003,777.40, 249,005,666.10 and 50,988,135.20

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Solution

The fourth proportional to 166,003,777.40, 249,005,666.10 and 50,988,135.20 is: 76,482,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,003,777.40 : 249,005,666.10 = 50,988,135.20 : x
  2. Step 2: Convert to fraction form
    166,003,777.40/249,005,666.10 = 50,988,135.20/x
  3. Step 3: Cross multiply
    166,003,777.40x = 249,005,666.10 × 50,988,135.20
  4. Step 4: Simplify right side
    166,003,777.40x = 12,696,334,568,672,858
  5. Step 5: Solve for x
    x = 12,696,334,568,672,858/166,003,777.40
  6. Step 6: Final answer
    x = 76,482,202.80

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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.