Home / 114,338,205.16-171,524,725.98-71,172,488.68

Finding the Fourth Proportional to 114,338,205.16, 171,524,725.98 and 71,172,488.68

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Solution

The fourth proportional to 114,338,205.16, 171,524,725.98 and 71,172,488.68 is: 106,769,575.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,338,205.16 : 171,524,725.98 = 71,172,488.68 : x
  2. Step 2: Convert to fraction form
    114,338,205.16/171,524,725.98 = 71,172,488.68/x
  3. Step 3: Cross multiply
    114,338,205.16x = 171,524,725.98 × 71,172,488.68
  4. Step 4: Simplify right side
    114,338,205.16x = 12,207,841,618,151,652
  5. Step 5: Solve for x
    x = 12,207,841,618,151,652/114,338,205.16
  6. Step 6: Final answer
    x = 106,769,575.41

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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.