Home / 1,102,672,806.40-1,653,008,103.12-550,144,227.52

Finding the Fourth Proportional to 1,102,672,806.40, 1,653,008,103.12 and 550,144,227.52

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Solution

The fourth proportional to 1,102,672,806.40, 1,653,008,103.12 and 550,144,227.52 is: 824,716,870.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,672,806.40 : 1,653,008,103.12 = 550,144,227.52 : x
  2. Step 2: Convert to fraction form
    1,102,672,806.40/1,653,008,103.12 = 550,144,227.52/x
  3. Step 3: Cross multiply
    1,102,672,806.40x = 1,653,008,103.12 × 550,144,227.52
  4. Step 4: Simplify right side
    1,102,672,806.40x = 909,392,865,975,252,864
  5. Step 5: Solve for x
    x = 909,392,865,975,252,864/1,102,672,806.40
  6. Step 6: Final answer
    x = 824,716,870.41

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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.