Home / 1,806,987,239.80-2,709,906,900.99-579,868,713.16

Finding the Fourth Proportional to 1,806,987,239.80, 2,709,906,900.99 and 579,868,713.16

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Solution

The fourth proportional to 1,806,987,239.80, 2,709,906,900.99 and 579,868,713.16 is: 869,618,884.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,987,239.80 : 2,709,906,900.99 = 579,868,713.16 : x
  2. Step 2: Convert to fraction form
    1,806,987,239.80/2,709,906,900.99 = 579,868,713.16/x
  3. Step 3: Cross multiply
    1,806,987,239.80x = 2,709,906,900.99 × 579,868,713.16
  4. Step 4: Simplify right side
    1,806,987,239.80x = 1,571,390,227,460,474,624
  5. Step 5: Solve for x
    x = 1,571,390,227,460,474,624/1,806,987,239.80
  6. Step 6: Final answer
    x = 869,618,884.32

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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.