Home / 166,088,454.73-249,131,775.85-67,719,775.39

Finding the Fourth Proportional to 166,088,454.73, 249,131,775.85 and 67,719,775.39

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Solution

The fourth proportional to 166,088,454.73, 249,131,775.85 and 67,719,775.39 is: 101,579,293.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,088,454.73 : 249,131,775.85 = 67,719,775.39 : x
  2. Step 2: Convert to fraction form
    166,088,454.73/249,131,775.85 = 67,719,775.39/x
  3. Step 3: Cross multiply
    166,088,454.73x = 249,131,775.85 × 67,719,775.39
  4. Step 4: Simplify right side
    166,088,454.73x = 16,871,147,903,073,826
  5. Step 5: Solve for x
    x = 16,871,147,903,073,826/166,088,454.73
  6. Step 6: Final answer
    x = 101,579,293.58

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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.