Home / 1,365,216,091.32-1,883,996,986.86-770,625,731.64

Finding the Fourth Proportional to 1,365,216,091.32, 1,883,996,986.86 and 770,625,731.64

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Solution

The fourth proportional to 1,365,216,091.32, 1,883,996,986.86 and 770,625,731.64 is: 1,063,462,821.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,216,091.32 : 1,883,996,986.86 = 770,625,731.64 : x
  2. Step 2: Convert to fraction form
    1,365,216,091.32/1,883,996,986.86 = 770,625,731.64/x
  3. Step 3: Cross multiply
    1,365,216,091.32x = 1,883,996,986.86 × 770,625,731.64
  4. Step 4: Simplify right side
    1,365,216,091.32x = 1,451,856,556,406,542,848
  5. Step 5: Solve for x
    x = 1,451,856,556,406,542,848/1,365,216,091.32
  6. Step 6: Final answer
    x = 1,063,462,821.48

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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.