Home / 88,185,118.53-121,682,112.60-50,502,423.27

Finding the Fourth Proportional to 88,185,118.53, 121,682,112.60 and 50,502,423.27

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Solution

The fourth proportional to 88,185,118.53, 121,682,112.60 and 50,502,423.27 is: 69,685,698.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,185,118.53 : 121,682,112.60 = 50,502,423.27 : x
  2. Step 2: Convert to fraction form
    88,185,118.53/121,682,112.60 = 50,502,423.27/x
  3. Step 3: Cross multiply
    88,185,118.53x = 121,682,112.60 × 50,502,423.27
  4. Step 4: Simplify right side
    88,185,118.53x = 6,145,241,554,913,000
  5. Step 5: Solve for x
    x = 6,145,241,554,913,000/88,185,118.53
  6. Step 6: Final answer
    x = 69,685,698.19

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1.5x scale

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.