Home / 1,641,792,276.28-2,265,674,562.78-889,111,294.48

Finding the Fourth Proportional to 1,641,792,276.28, 2,265,674,562.78 and 889,111,294.48

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Solution

The fourth proportional to 1,641,792,276.28, 2,265,674,562.78 and 889,111,294.48 is: 1,226,974,247.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,792,276.28 : 2,265,674,562.78 = 889,111,294.48 : x
  2. Step 2: Convert to fraction form
    1,641,792,276.28/2,265,674,562.78 = 889,111,294.48/x
  3. Step 3: Cross multiply
    1,641,792,276.28x = 2,265,674,562.78 × 889,111,294.48
  4. Step 4: Simplify right side
    1,641,792,276.28x = 2,014,436,843,383,734,016
  5. Step 5: Solve for x
    x = 2,014,436,843,383,734,016/1,641,792,276.28
  6. Step 6: Final answer
    x = 1,226,974,247.89

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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.