Home / 1,879,555,890.80-2,819,333,836.20-1,144,891,852.40

Finding the Fourth Proportional to 1,879,555,890.80, 2,819,333,836.20 and 1,144,891,852.40

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Solution

The fourth proportional to 1,879,555,890.80, 2,819,333,836.20 and 1,144,891,852.40 is: 1,717,337,778.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,555,890.80 : 2,819,333,836.20 = 1,144,891,852.40 : x
  2. Step 2: Convert to fraction form
    1,879,555,890.80/2,819,333,836.20 = 1,144,891,852.40/x
  3. Step 3: Cross multiply
    1,879,555,890.80x = 2,819,333,836.20 × 1,144,891,852.40
  4. Step 4: Simplify right side
    1,879,555,890.80x = 3,227,832,338,261,016,064
  5. Step 5: Solve for x
    x = 3,227,832,338,261,016,064/1,879,555,890.80
  6. Step 6: Final answer
    x = 1,717,337,778.60

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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.