Home / 214,534,541.52-321,804,764.69-61,180,614.36

Finding the Fourth Proportional to 214,534,541.52, 321,804,764.69 and 61,180,614.36

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Solution

The fourth proportional to 214,534,541.52, 321,804,764.69 and 61,180,614.36 is: 91,771,763.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,534,541.52 : 321,804,764.69 = 61,180,614.36 : x
  2. Step 2: Convert to fraction form
    214,534,541.52/321,804,764.69 = 61,180,614.36/x
  3. Step 3: Cross multiply
    214,534,541.52x = 321,804,764.69 × 61,180,614.36
  4. Step 4: Simplify right side
    214,534,541.52x = 19,688,213,207,403,532
  5. Step 5: Solve for x
    x = 19,688,213,207,403,532/214,534,541.52
  6. Step 6: Final answer
    x = 91,771,763.50

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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.