Home / 126,119,551.23-174,044,903.72-68,172,799.23

Finding the Fourth Proportional to 126,119,551.23, 174,044,903.72 and 68,172,799.23

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Solution

The fourth proportional to 126,119,551.23, 174,044,903.72 and 68,172,799.23 is: 94,078,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,119,551.23 : 174,044,903.72 = 68,172,799.23 : x
  2. Step 2: Convert to fraction form
    126,119,551.23/174,044,903.72 = 68,172,799.23/x
  3. Step 3: Cross multiply
    126,119,551.23x = 174,044,903.72 × 68,172,799.23
  4. Step 4: Simplify right side
    126,119,551.23x = 11,865,128,277,967,378
  5. Step 5: Solve for x
    x = 11,865,128,277,967,378/126,119,551.23
  6. Step 6: Final answer
    x = 94,078,421.33

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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.