Home / 774,961,830.60-1,162,987,473.90-700,867,661.94

Finding the Fourth Proportional to 774,961,830.60, 1,162,987,473.90 and 700,867,661.94

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Solution

The fourth proportional to 774,961,830.60, 1,162,987,473.90 and 700,867,661.94 is: 1,051,794,139.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,961,830.60 : 1,162,987,473.90 = 700,867,661.94 : x
  2. Step 2: Convert to fraction form
    774,961,830.60/1,162,987,473.90 = 700,867,661.94/x
  3. Step 3: Cross multiply
    774,961,830.60x = 1,162,987,473.90 × 700,867,661.94
  4. Step 4: Simplify right side
    774,961,830.60x = 815,100,311,697,799,936
  5. Step 5: Solve for x
    x = 815,100,311,697,799,936/774,961,830.60
  6. Step 6: Final answer
    x = 1,051,794,139.42

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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.