Home / 91,453,176.74-126,205,522.14-49,637,257.04

Finding the Fourth Proportional to 91,453,176.74, 126,205,522.14 and 49,637,257.04

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Solution

The fourth proportional to 91,453,176.74, 126,205,522.14 and 49,637,257.04 is: 68,499,489.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,453,176.74 : 126,205,522.14 = 49,637,257.04 : x
  2. Step 2: Convert to fraction form
    91,453,176.74/126,205,522.14 = 49,637,257.04/x
  3. Step 3: Cross multiply
    91,453,176.74x = 126,205,522.14 × 49,637,257.04
  4. Step 4: Simplify right side
    91,453,176.74x = 6,264,495,942,330,591
  5. Step 5: Solve for x
    x = 6,264,495,942,330,591/91,453,176.74
  6. Step 6: Final answer
    x = 68,499,489.75

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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.