Home / 701,313,867.59-967,814,271.02-388,061,284.55

Finding the Fourth Proportional to 701,313,867.59, 967,814,271.02 and 388,061,284.55

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Solution

The fourth proportional to 701,313,867.59, 967,814,271.02 and 388,061,284.55 is: 535,525,200.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,313,867.59 : 967,814,271.02 = 388,061,284.55 : x
  2. Step 2: Convert to fraction form
    701,313,867.59/967,814,271.02 = 388,061,284.55/x
  3. Step 3: Cross multiply
    701,313,867.59x = 967,814,271.02 × 388,061,284.55
  4. Step 4: Simplify right side
    701,313,867.59x = 375,571,249,215,902,720
  5. Step 5: Solve for x
    x = 375,571,249,215,902,720/701,313,867.59
  6. Step 6: Final answer
    x = 535,525,200.02

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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.