Home / 166,463,999.60-249,695,999.40-136,206,028.40

Finding the Fourth Proportional to 166,463,999.60, 249,695,999.40 and 136,206,028.40

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Solution

The fourth proportional to 166,463,999.60, 249,695,999.40 and 136,206,028.40 is: 204,309,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,463,999.60 : 249,695,999.40 = 136,206,028.40 : x
  2. Step 2: Convert to fraction form
    166,463,999.60/249,695,999.40 = 136,206,028.40/x
  3. Step 3: Cross multiply
    166,463,999.60x = 249,695,999.40 × 136,206,028.40
  4. Step 4: Simplify right side
    166,463,999.60x = 34,010,100,385,642,784
  5. Step 5: Solve for x
    x = 34,010,100,385,642,784/166,463,999.60
  6. Step 6: Final answer
    x = 204,309,042.60

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1.5x scale

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.