Home / 797,202,677.40-1,195,804,016.10-686,237,796.60

Finding the Fourth Proportional to 797,202,677.40, 1,195,804,016.10 and 686,237,796.60

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Solution

The fourth proportional to 797,202,677.40, 1,195,804,016.10 and 686,237,796.60 is: 1,029,356,694.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,202,677.40 : 1,195,804,016.10 = 686,237,796.60 : x
  2. Step 2: Convert to fraction form
    797,202,677.40/1,195,804,016.10 = 686,237,796.60/x
  3. Step 3: Cross multiply
    797,202,677.40x = 1,195,804,016.10 × 686,237,796.60
  4. Step 4: Simplify right side
    797,202,677.40x = 820,605,913,173,894,912
  5. Step 5: Solve for x
    x = 820,605,913,173,894,912/797,202,677.40
  6. Step 6: Final answer
    x = 1,029,356,694.90

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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.