Home / 98,537,144.09-135,975,416.24-54,480,685.19

Finding the Fourth Proportional to 98,537,144.09, 135,975,416.24 and 54,480,685.19

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Solution

The fourth proportional to 98,537,144.09, 135,975,416.24 and 54,480,685.19 is: 75,180,115.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,537,144.09 : 135,975,416.24 = 54,480,685.19 : x
  2. Step 2: Convert to fraction form
    98,537,144.09/135,975,416.24 = 54,480,685.19/x
  3. Step 3: Cross multiply
    98,537,144.09x = 135,975,416.24 × 54,480,685.19
  4. Step 4: Simplify right side
    98,537,144.09x = 7,408,033,844,798,374
  5. Step 5: Solve for x
    x = 7,408,033,844,798,374/98,537,144.09
  6. Step 6: Final answer
    x = 75,180,115.21

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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.