Home / 806,639,333.60-1,208,951,230.80-590,976,639.20

Finding the Fourth Proportional to 806,639,333.60, 1,208,951,230.80 and 590,976,639.20

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Solution

The fourth proportional to 806,639,333.60, 1,208,951,230.80 and 590,976,639.20 is: 885,726,625.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,639,333.60 : 1,208,951,230.80 = 590,976,639.20 : x
  2. Step 2: Convert to fraction form
    806,639,333.60/1,208,951,230.80 = 590,976,639.20/x
  3. Step 3: Cross multiply
    806,639,333.60x = 1,208,951,230.80 × 590,976,639.20
  4. Step 4: Simplify right side
    806,639,333.60x = 714,461,935,334,887,552
  5. Step 5: Solve for x
    x = 714,461,935,334,887,552/806,639,333.60
  6. Step 6: Final answer
    x = 885,726,625.98

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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.