Home / 166,463,999.10-249,695,998.65-132,199,832.70

Finding the Fourth Proportional to 166,463,999.10, 249,695,998.65 and 132,199,832.70

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Solution

The fourth proportional to 166,463,999.10, 249,695,998.65 and 132,199,832.70 is: 198,299,749.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,463,999.10 : 249,695,998.65 = 132,199,832.70 : x
  2. Step 2: Convert to fraction form
    166,463,999.10/249,695,998.65 = 132,199,832.70/x
  3. Step 3: Cross multiply
    166,463,999.10x = 249,695,998.65 × 132,199,832.70
  4. Step 4: Simplify right side
    166,463,999.10x = 33,009,769,247,389,428
  5. Step 5: Solve for x
    x = 33,009,769,247,389,428/166,463,999.10
  6. Step 6: Final answer
    x = 198,299,749.05

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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.