Home / 1,486,082,489.13-2,229,124,127.31-436,820,736.33

Finding the Fourth Proportional to 1,486,082,489.13, 2,229,124,127.31 and 436,820,736.33

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Solution

The fourth proportional to 1,486,082,489.13, 2,229,124,127.31 and 436,820,736.33 is: 655,231,220.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,082,489.13 : 2,229,124,127.31 = 436,820,736.33 : x
  2. Step 2: Convert to fraction form
    1,486,082,489.13/2,229,124,127.31 = 436,820,736.33/x
  3. Step 3: Cross multiply
    1,486,082,489.13x = 2,229,124,127.31 × 436,820,736.33
  4. Step 4: Simplify right side
    1,486,082,489.13x = 973,727,642,662,522,752
  5. Step 5: Solve for x
    x = 973,727,642,662,522,752/1,486,082,489.13
  6. Step 6: Final answer
    x = 655,231,220.19

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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.