Home / 797,235,338.40-1,195,853,007.60-447,122,007.60

Finding the Fourth Proportional to 797,235,338.40, 1,195,853,007.60 and 447,122,007.60

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Solution

The fourth proportional to 797,235,338.40, 1,195,853,007.60 and 447,122,007.60 is: 670,683,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,235,338.40 : 1,195,853,007.60 = 447,122,007.60 : x
  2. Step 2: Convert to fraction form
    797,235,338.40/1,195,853,007.60 = 447,122,007.60/x
  3. Step 3: Cross multiply
    797,235,338.40x = 1,195,853,007.60 × 447,122,007.60
  4. Step 4: Simplify right side
    797,235,338.40x = 534,692,197,552,610,048
  5. Step 5: Solve for x
    x = 534,692,197,552,610,048/797,235,338.40
  6. Step 6: Final answer
    x = 670,683,011.40

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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.