Home / 126,119,552.48-174,044,905.44-68,172,800.48

Finding the Fourth Proportional to 126,119,552.48, 174,044,905.44 and 68,172,800.48

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Solution

The fourth proportional to 126,119,552.48, 174,044,905.44 and 68,172,800.48 is: 94,078,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,119,552.48 : 174,044,905.44 = 68,172,800.48 : x
  2. Step 2: Convert to fraction form
    126,119,552.48/174,044,905.44 = 68,172,800.48/x
  3. Step 3: Cross multiply
    126,119,552.48x = 174,044,905.44 × 68,172,800.48
  4. Step 4: Simplify right side
    126,119,552.48x = 11,865,128,613,121,588
  5. Step 5: Solve for x
    x = 11,865,128,613,121,588/126,119,552.48
  6. Step 6: Final answer
    x = 94,078,423.05

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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.