Home / 1,428,524,556.16-2,143,062,782.75-543,141,075.10

Finding the Fourth Proportional to 1,428,524,556.16, 2,143,062,782.75 and 543,141,075.10

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Solution

The fourth proportional to 1,428,524,556.16, 2,143,062,782.75 and 543,141,075.10 is: 814,816,531.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,524,556.16 : 2,143,062,782.75 = 543,141,075.10 : x
  2. Step 2: Convert to fraction form
    1,428,524,556.16/2,143,062,782.75 = 543,141,075.10/x
  3. Step 3: Cross multiply
    1,428,524,556.16x = 2,143,062,782.75 × 543,141,075.10
  4. Step 4: Simplify right side
    1,428,524,556.16x = 1,163,985,423,821,559,296
  5. Step 5: Solve for x
    x = 1,163,985,423,821,559,296/1,428,524,556.16
  6. Step 6: Final answer
    x = 814,816,531.37

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Double scale
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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.