Home / 6,126,422,666.36-9,192,306,973.21-2,145,364,117.79

Finding the Fourth Proportional to 6,126,422,666.36, 9,192,306,973.21 and 2,145,364,117.79

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Solution

The fourth proportional to 6,126,422,666.36, 9,192,306,973.21 and 2,145,364,117.79 is: 3,218,982,204.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126,422,666.36 : 9,192,306,973.21 = 2,145,364,117.79 : x
  2. Step 2: Convert to fraction form
    6,126,422,666.36/9,192,306,973.21 = 2,145,364,117.79/x
  3. Step 3: Cross multiply
    6,126,422,666.36x = 9,192,306,973.21 × 2,145,364,117.79
  4. Step 4: Simplify right side
    6,126,422,666.36x = 19,720,845,539,984,211,968
  5. Step 5: Solve for x
    x = 19,720,845,539,984,211,968/6,126,422,666.36
  6. Step 6: Final answer
    x = 3,218,982,204.46

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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.