Home / 88,583,871.40-132,875,807.10-80,080,815.40

Finding the Fourth Proportional to 88,583,871.40, 132,875,807.10 and 80,080,815.40

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Solution

The fourth proportional to 88,583,871.40, 132,875,807.10 and 80,080,815.40 is: 120,121,223.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,583,871.40 : 132,875,807.10 = 80,080,815.40 : x
  2. Step 2: Convert to fraction form
    88,583,871.40/132,875,807.10 = 80,080,815.40/x
  3. Step 3: Cross multiply
    88,583,871.40x = 132,875,807.10 × 80,080,815.40
  4. Step 4: Simplify right side
    88,583,871.40x = 10,640,802,979,501,110
  5. Step 5: Solve for x
    x = 10,640,802,979,501,110/88,583,871.40
  6. Step 6: Final answer
    x = 120,121,223.10

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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.