Home / 5,690,448,842.43-7,852,912,373.31-3,115,429,619.79

Finding the Fourth Proportional to 5,690,448,842.43, 7,852,912,373.31 and 3,115,429,619.79

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Solution

The fourth proportional to 5,690,448,842.43, 7,852,912,373.31 and 3,115,429,619.79 is: 4,299,343,775.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690,448,842.43 : 7,852,912,373.31 = 3,115,429,619.79 : x
  2. Step 2: Convert to fraction form
    5,690,448,842.43/7,852,912,373.31 = 3,115,429,619.79/x
  3. Step 3: Cross multiply
    5,690,448,842.43x = 7,852,912,373.31 × 3,115,429,619.79
  4. Step 4: Simplify right side
    5,690,448,842.43x = 24,465,195,809,425,358,848
  5. Step 5: Solve for x
    x = 24,465,195,809,425,358,848/5,690,448,842.43
  6. Step 6: Final answer
    x = 4,299,343,775.31

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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.