Home / 214,605,094.80-321,907,642.20-170,767,117.20

Finding the Fourth Proportional to 214,605,094.80, 321,907,642.20 and 170,767,117.20

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Solution

The fourth proportional to 214,605,094.80, 321,907,642.20 and 170,767,117.20 is: 256,150,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,605,094.80 : 321,907,642.20 = 170,767,117.20 : x
  2. Step 2: Convert to fraction form
    214,605,094.80/321,907,642.20 = 170,767,117.20/x
  3. Step 3: Cross multiply
    214,605,094.80x = 321,907,642.20 × 170,767,117.20
  4. Step 4: Simplify right side
    214,605,094.80x = 54,971,240,063,143,056
  5. Step 5: Solve for x
    x = 54,971,240,063,143,056/214,605,094.80
  6. Step 6: Final answer
    x = 256,150,675.80

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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.