Home / 8,380,585,145.70-11,565,486,697.77-4,570,315,991.01

Finding the Fourth Proportional to 8,380,585,145.70, 11,565,486,697.77 and 4,570,315,991.01

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Solution

The fourth proportional to 8,380,585,145.70, 11,565,486,697.77 and 4,570,315,991.01 is: 6,307,188,326.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380,585,145.70 : 11,565,486,697.77 = 4,570,315,991.01 : x
  2. Step 2: Convert to fraction form
    8,380,585,145.70/11,565,486,697.77 = 4,570,315,991.01/x
  3. Step 3: Cross multiply
    8,380,585,145.70x = 11,565,486,697.77 × 4,570,315,991.01
  4. Step 4: Simplify right side
    8,380,585,145.70x = 52,857,928,798,631,673,856
  5. Step 5: Solve for x
    x = 52,857,928,798,631,673,856/8,380,585,145.70
  6. Step 6: Final answer
    x = 6,307,188,326.31

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1.5x scale

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.