Home / 6,507,419,372.64-8,981,220,366.81-3,968,574,255

Finding the Fourth Proportional to 6,507,419,372.64, 8,981,220,366.81 and 3,968,574,255

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Solution

The fourth proportional to 6,507,419,372.64, 8,981,220,366.81 and 3,968,574,255 is: 5,477,231,124.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507,419,372.64 : 8,981,220,366.81 = 3,968,574,255 : x
  2. Step 2: Convert to fraction form
    6,507,419,372.64/8,981,220,366.81 = 3,968,574,255/x
  3. Step 3: Cross multiply
    6,507,419,372.64x = 8,981,220,366.81 × 3,968,574,255
  4. Step 4: Simplify right side
    6,507,419,372.64x = 35,642,639,926,203,822,080
  5. Step 5: Solve for x
    x = 35,642,639,926,203,822,080/6,507,419,372.64
  6. Step 6: Final answer
    x = 5,477,231,124.22

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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.