Home / 1,293,216,773.77-1,941,051,550.07-800,439,440.59

Finding the Fourth Proportional to 1,293,216,773.77, 1,941,051,550.07 and 800,439,440.59

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Solution

The fourth proportional to 1,293,216,773.77, 1,941,051,550.07 and 800,439,440.59 is: 1,201,418,237.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,216,773.77 : 1,941,051,550.07 = 800,439,440.59 : x
  2. Step 2: Convert to fraction form
    1,293,216,773.77/1,941,051,550.07 = 800,439,440.59/x
  3. Step 3: Cross multiply
    1,293,216,773.77x = 1,941,051,550.07 × 800,439,440.59
  4. Step 4: Simplify right side
    1,293,216,773.77x = 1,553,694,216,894,383,104
  5. Step 5: Solve for x
    x = 1,553,694,216,894,383,104/1,293,216,773.77
  6. Step 6: Final answer
    x = 1,201,418,237.38

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1.5x scale

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.