Home / 227,259,012.76-313,617,249.58-122,837,083.74

Finding the Fourth Proportional to 227,259,012.76, 313,617,249.58 and 122,837,083.74

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Solution

The fourth proportional to 227,259,012.76, 313,617,249.58 and 122,837,083.74 is: 169,515,073.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,259,012.76 : 313,617,249.58 = 122,837,083.74 : x
  2. Step 2: Convert to fraction form
    227,259,012.76/313,617,249.58 = 122,837,083.74/x
  3. Step 3: Cross multiply
    227,259,012.76x = 313,617,249.58 × 122,837,083.74
  4. Step 4: Simplify right side
    227,259,012.76x = 38,523,828,348,966,936
  5. Step 5: Solve for x
    x = 38,523,828,348,966,936/227,259,012.76
  6. Step 6: Final answer
    x = 169,515,073.93

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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.