Home / 88,585,372.40-132,878,058.60-40,809,628.40

Finding the Fourth Proportional to 88,585,372.40, 132,878,058.60 and 40,809,628.40

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Solution

The fourth proportional to 88,585,372.40, 132,878,058.60 and 40,809,628.40 is: 61,214,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,585,372.40 : 132,878,058.60 = 40,809,628.40 : x
  2. Step 2: Convert to fraction form
    88,585,372.40/132,878,058.60 = 40,809,628.40/x
  3. Step 3: Cross multiply
    88,585,372.40x = 132,878,058.60 × 40,809,628.40
  4. Step 4: Simplify right side
    88,585,372.40x = 5,422,704,193,979,424
  5. Step 5: Solve for x
    x = 5,422,704,193,979,424/88,585,372.40
  6. Step 6: Final answer
    x = 61,214,442.60

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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.