Home / 708,588,677.40-1,062,883,016.10-217,298,044.95

Finding the Fourth Proportional to 708,588,677.40, 1,062,883,016.10 and 217,298,044.95

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Solution

The fourth proportional to 708,588,677.40, 1,062,883,016.10 and 217,298,044.95 is: 325,947,067.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,588,677.40 : 1,062,883,016.10 = 217,298,044.95 : x
  2. Step 2: Convert to fraction form
    708,588,677.40/1,062,883,016.10 = 217,298,044.95/x
  3. Step 3: Cross multiply
    708,588,677.40x = 1,062,883,016.10 × 217,298,044.95
  4. Step 4: Simplify right side
    708,588,677.40x = 230,962,401,409,089,376
  5. Step 5: Solve for x
    x = 230,962,401,409,089,376/708,588,677.40
  6. Step 6: Final answer
    x = 325,947,067.43

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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.