Home / 91,512,121.77-137,268,072.50-23,354,820.81

Finding the Fourth Proportional to 91,512,121.77, 137,268,072.50 and 23,354,820.81

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Solution

The fourth proportional to 91,512,121.77, 137,268,072.50 and 23,354,820.81 is: 35,032,203.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,512,121.77 : 137,268,072.50 = 23,354,820.81 : x
  2. Step 2: Convert to fraction form
    91,512,121.77/137,268,072.50 = 23,354,820.81/x
  3. Step 3: Cross multiply
    91,512,121.77x = 137,268,072.50 × 23,354,820.81
  4. Step 4: Simplify right side
    91,512,121.77x = 3,205,871,236,054,814.50
  5. Step 5: Solve for x
    x = 3,205,871,236,054,814.50/91,512,121.77
  6. Step 6: Final answer
    x = 35,032,203.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.