Home / 124,131,037.23-171,300,819.33-71,950,340.25

Finding the Fourth Proportional to 124,131,037.23, 171,300,819.33 and 71,950,340.25

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Solution

The fourth proportional to 124,131,037.23, 171,300,819.33 and 71,950,340.25 is: 99,291,462.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,131,037.23 : 171,300,819.33 = 71,950,340.25 : x
  2. Step 2: Convert to fraction form
    124,131,037.23/171,300,819.33 = 71,950,340.25/x
  3. Step 3: Cross multiply
    124,131,037.23x = 171,300,819.33 × 71,950,340.25
  4. Step 4: Simplify right side
    124,131,037.23x = 12,325,152,235,897,278
  5. Step 5: Solve for x
    x = 12,325,152,235,897,278/124,131,037.23
  6. Step 6: Final answer
    x = 99,291,462.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.