Home / 7,561,441,128.90-11,342,161,693.35-4,074,656,727.90

Finding the Fourth Proportional to 7,561,441,128.90, 11,342,161,693.35 and 4,074,656,727.90

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Solution

The fourth proportional to 7,561,441,128.90, 11,342,161,693.35 and 4,074,656,727.90 is: 6,111,985,091.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561,441,128.90 : 11,342,161,693.35 = 4,074,656,727.90 : x
  2. Step 2: Convert to fraction form
    7,561,441,128.90/11,342,161,693.35 = 4,074,656,727.90/x
  3. Step 3: Cross multiply
    7,561,441,128.90x = 11,342,161,693.35 × 4,074,656,727.90
  4. Step 4: Simplify right side
    7,561,441,128.90x = 46,215,415,452,738,240,512
  5. Step 5: Solve for x
    x = 46,215,415,452,738,240,512/7,561,441,128.90
  6. Step 6: Final answer
    x = 6,111,985,091.85

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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.