Home / 3,561,916,410.15-4,915,450,428.57-1,976,008,409.43

Finding the Fourth Proportional to 3,561,916,410.15, 4,915,450,428.57 and 1,976,008,409.43

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Solution

The fourth proportional to 3,561,916,410.15, 4,915,450,428.57 and 1,976,008,409.43 is: 2,726,894,812.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,916,410.15 : 4,915,450,428.57 = 1,976,008,409.43 : x
  2. Step 2: Convert to fraction form
    3,561,916,410.15/4,915,450,428.57 = 1,976,008,409.43/x
  3. Step 3: Cross multiply
    3,561,916,410.15x = 4,915,450,428.57 × 1,976,008,409.43
  4. Step 4: Simplify right side
    3,561,916,410.15x = 9,712,971,382,990,616,576
  5. Step 5: Solve for x
    x = 9,712,971,382,990,616,576/3,561,916,410.15
  6. Step 6: Final answer
    x = 2,726,894,812.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.