Home / 106,213,926.30-159,249,144.77-54,270,882.96

Finding the Fourth Proportional to 106,213,926.30, 159,249,144.77 and 54,270,882.96

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Solution

The fourth proportional to 106,213,926.30, 159,249,144.77 and 54,270,882.96 is: 81,369,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,213,926.30 : 159,249,144.77 = 54,270,882.96 : x
  2. Step 2: Convert to fraction form
    106,213,926.30/159,249,144.77 = 54,270,882.96/x
  3. Step 3: Cross multiply
    106,213,926.30x = 159,249,144.77 × 54,270,882.96
  4. Step 4: Simplify right side
    106,213,926.30x = 8,642,591,697,292,767
  5. Step 5: Solve for x
    x = 8,642,591,697,292,767/106,213,926.30
  6. Step 6: Final answer
    x = 81,369,665.90

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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.