Home / 806,639,171.60-1,208,950,987.80-590,976,477.20

Finding the Fourth Proportional to 806,639,171.60, 1,208,950,987.80 and 590,976,477.20

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Solution

The fourth proportional to 806,639,171.60, 1,208,950,987.80 and 590,976,477.20 is: 885,726,383.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,639,171.60 : 1,208,950,987.80 = 590,976,477.20 : x
  2. Step 2: Convert to fraction form
    806,639,171.60/1,208,950,987.80 = 590,976,477.20/x
  3. Step 3: Cross multiply
    806,639,171.60x = 1,208,950,987.80 × 590,976,477.20
  4. Step 4: Simplify right side
    806,639,171.60x = 714,461,595,877,504,256
  5. Step 5: Solve for x
    x = 714,461,595,877,504,256/806,639,171.60
  6. Step 6: Final answer
    x = 885,726,383.04

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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.