Home / 694,110,528.61-957,890,155.77-380,844,659.54

Finding the Fourth Proportional to 694,110,528.61, 957,890,155.77 and 380,844,659.54

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Solution

The fourth proportional to 694,110,528.61, 957,890,155.77 and 380,844,659.54 is: 525,575,301.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,110,528.61 : 957,890,155.77 = 380,844,659.54 : x
  2. Step 2: Convert to fraction form
    694,110,528.61/957,890,155.77 = 380,844,659.54/x
  3. Step 3: Cross multiply
    694,110,528.61x = 957,890,155.77 × 380,844,659.54
  4. Step 4: Simplify right side
    694,110,528.61x = 364,807,350,250,943,232
  5. Step 5: Solve for x
    x = 364,807,350,250,943,232/694,110,528.61
  6. Step 6: Final answer
    x = 525,575,301.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.