Home / 214,100,649.72-321,164,271.54-60,758,707.32

Finding the Fourth Proportional to 214,100,649.72, 321,164,271.54 and 60,758,707.32

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Solution

The fourth proportional to 214,100,649.72, 321,164,271.54 and 60,758,707.32 is: 91,141,834.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,100,649.72 : 321,164,271.54 = 60,758,707.32 : x
  2. Step 2: Convert to fraction form
    214,100,649.72/321,164,271.54 = 60,758,707.32/x
  3. Step 3: Cross multiply
    214,100,649.72x = 321,164,271.54 × 60,758,707.32
  4. Step 4: Simplify right side
    214,100,649.72x = 19,513,525,976,139,868
  5. Step 5: Solve for x
    x = 19,513,525,976,139,868/214,100,649.72
  6. Step 6: Final answer
    x = 91,141,834.47

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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.