Home / 132,853,854.96-199,013,998.44-66,179,465.52

Finding the Fourth Proportional to 132,853,854.96, 199,013,998.44 and 66,179,465.52

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Solution

The fourth proportional to 132,853,854.96, 199,013,998.44 and 66,179,465.52 is: 99,136,303.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,853,854.96 : 199,013,998.44 = 66,179,465.52 : x
  2. Step 2: Convert to fraction form
    132,853,854.96/199,013,998.44 = 66,179,465.52/x
  3. Step 3: Cross multiply
    132,853,854.96x = 199,013,998.44 × 66,179,465.52
  4. Step 4: Simplify right side
    132,853,854.96x = 13,170,640,047,757,314
  5. Step 5: Solve for x
    x = 13,170,640,047,757,314/132,853,854.96
  6. Step 6: Final answer
    x = 99,136,303.21

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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.