Home / 5,690,448,839.43-7,852,912,369.17-3,115,429,616.79

Finding the Fourth Proportional to 5,690,448,839.43, 7,852,912,369.17 and 3,115,429,616.79

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Solution

The fourth proportional to 5,690,448,839.43, 7,852,912,369.17 and 3,115,429,616.79 is: 4,299,343,771.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690,448,839.43 : 7,852,912,369.17 = 3,115,429,616.79 : x
  2. Step 2: Convert to fraction form
    5,690,448,839.43/7,852,912,369.17 = 3,115,429,616.79/x
  3. Step 3: Cross multiply
    5,690,448,839.43x = 7,852,912,369.17 × 3,115,429,616.79
  4. Step 4: Simplify right side
    5,690,448,839.43x = 24,465,195,772,968,742,912
  5. Step 5: Solve for x
    x = 24,465,195,772,968,742,912/5,690,448,839.43
  6. Step 6: Final answer
    x = 4,299,343,771.17

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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.