Home / 88,133,553.40-132,163,005.30-42,709,271.80

Finding the Fourth Proportional to 88,133,553.40, 132,163,005.30 and 42,709,271.80

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Solution

The fourth proportional to 88,133,553.40, 132,163,005.30 and 42,709,271.80 is: 64,045,820.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,133,553.40 : 132,163,005.30 = 42,709,271.80 : x
  2. Step 2: Convert to fraction form
    88,133,553.40/132,163,005.30 = 42,709,271.80/x
  3. Step 3: Cross multiply
    88,133,553.40x = 132,163,005.30 × 42,709,271.80
  4. Step 4: Simplify right side
    88,133,553.40x = 5,644,585,715,262,540
  5. Step 5: Solve for x
    x = 5,644,585,715,262,540/88,133,553.40
  6. Step 6: Final answer
    x = 64,045,820.21

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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.