Home / 70,407,062,616.27-105,611,247,656.99-20,042,494,641.26

Finding the Fourth Proportional to 70,407,062,616.27, 105,611,247,656.99 and 20,042,494,641.26

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Solution

The fourth proportional to 70,407,062,616.27, 105,611,247,656.99 and 20,042,494,641.26 is: 30,063,928,057.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,407,062,616.27 : 105,611,247,656.99 = 20,042,494,641.26 : x
  2. Step 2: Convert to fraction form
    70,407,062,616.27/105,611,247,656.99 = 20,042,494,641.26/x
  3. Step 3: Cross multiply
    70,407,062,616.27x = 105,611,247,656.99 × 20,042,494,641.26
  4. Step 4: Simplify right side
    70,407,062,616.27x = 2,116,712,865,222,004,834,304
  5. Step 5: Solve for x
    x = 2,116,712,865,222,004,834,304/70,407,062,616.27
  6. Step 6: Final answer
    x = 30,063,928,057.31

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1.5x scale

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.