Home / 126,119,464.48-174,044,784-68,172,712.48

Finding the Fourth Proportional to 126,119,464.48, 174,044,784 and 68,172,712.48

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Solution

The fourth proportional to 126,119,464.48, 174,044,784 and 68,172,712.48 is: 94,078,301.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,119,464.48 : 174,044,784 = 68,172,712.48 : x
  2. Step 2: Convert to fraction form
    126,119,464.48/174,044,784 = 68,172,712.48/x
  3. Step 3: Cross multiply
    126,119,464.48x = 174,044,784 × 68,172,712.48
  4. Step 4: Simplify right side
    126,119,464.48x = 11,865,105,018,275,706
  5. Step 5: Solve for x
    x = 11,865,105,018,275,706/126,119,464.48
  6. Step 6: Final answer
    x = 94,078,301.61

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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.