Home / 96,940,891.80-145,411,337.70-66,329,890.20

Finding the Fourth Proportional to 96,940,891.80, 145,411,337.70 and 66,329,890.20

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Solution

The fourth proportional to 96,940,891.80, 145,411,337.70 and 66,329,890.20 is: 99,494,835.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,940,891.80 : 145,411,337.70 = 66,329,890.20 : x
  2. Step 2: Convert to fraction form
    96,940,891.80/145,411,337.70 = 66,329,890.20/x
  3. Step 3: Cross multiply
    96,940,891.80x = 145,411,337.70 × 66,329,890.20
  4. Step 4: Simplify right side
    96,940,891.80x = 9,645,118,063,476,120
  5. Step 5: Solve for x
    x = 9,645,118,063,476,120/96,940,891.80
  6. Step 6: Final answer
    x = 99,494,835.30

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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.