Home / 98,127,467.40-135,416,800.60-54,076,046.82

Finding the Fourth Proportional to 98,127,467.40, 135,416,800.60 and 54,076,046.82

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Solution

The fourth proportional to 98,127,467.40, 135,416,800.60 and 54,076,046.82 is: 74,625,438.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,127,467.40 : 135,416,800.60 = 54,076,046.82 : x
  2. Step 2: Convert to fraction form
    98,127,467.40/135,416,800.60 = 54,076,046.82/x
  3. Step 3: Cross multiply
    98,127,467.40x = 135,416,800.60 × 54,076,046.82
  4. Step 4: Simplify right side
    98,127,467.40x = 7,322,805,249,460,204
  5. Step 5: Solve for x
    x = 7,322,805,249,460,204/98,127,467.40
  6. Step 6: Final answer
    x = 74,625,438.15

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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.