Home / 166,354,370.80-249,548,231.40-57,165,161.20

Finding the Fourth Proportional to 166,354,370.80, 249,548,231.40 and 57,165,161.20

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Solution

The fourth proportional to 166,354,370.80, 249,548,231.40 and 57,165,161.20 is: 85,753,471.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,354,370.80 : 249,548,231.40 = 57,165,161.20 : x
  2. Step 2: Convert to fraction form
    166,354,370.80/249,548,231.40 = 57,165,161.20/x
  3. Step 3: Cross multiply
    166,354,370.80x = 249,548,231.40 × 57,165,161.20
  4. Step 4: Simplify right side
    166,354,370.80x = 14,265,464,875,155,902
  5. Step 5: Solve for x
    x = 14,265,464,875,155,902/166,354,370.80
  6. Step 6: Final answer
    x = 85,753,471.98

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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.