Home / 91,453,169.74-126,205,512.48-49,637,250.05

Finding the Fourth Proportional to 91,453,169.74, 126,205,512.48 and 49,637,250.05

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Solution

The fourth proportional to 91,453,169.74, 126,205,512.48 and 49,637,250.05 is: 68,499,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,453,169.74 : 126,205,512.48 = 49,637,250.05 : x
  2. Step 2: Convert to fraction form
    91,453,169.74/126,205,512.48 = 49,637,250.05/x
  3. Step 3: Cross multiply
    91,453,169.74x = 126,205,512.48 × 49,637,250.05
  4. Step 4: Simplify right side
    91,453,169.74x = 6,264,494,580,242,041
  5. Step 5: Solve for x
    x = 6,264,494,580,242,041/91,453,169.74
  6. Step 6: Final answer
    x = 68,499,480.10

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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.