Home / 124,131,037.73-171,300,820.02-71,950,340.75

Finding the Fourth Proportional to 124,131,037.73, 171,300,820.02 and 71,950,340.75

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Solution

The fourth proportional to 124,131,037.73, 171,300,820.02 and 71,950,340.75 is: 99,291,463.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,131,037.73 : 171,300,820.02 = 71,950,340.75 : x
  2. Step 2: Convert to fraction form
    124,131,037.73/171,300,820.02 = 71,950,340.75/x
  3. Step 3: Cross multiply
    124,131,037.73x = 171,300,820.02 × 71,950,340.75
  4. Step 4: Simplify right side
    124,131,037.73x = 12,325,152,371,193,422
  5. Step 5: Solve for x
    x = 12,325,152,371,193,422/124,131,037.73
  6. Step 6: Final answer
    x = 99,291,463.25

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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.