Home / 214,656,007.20-321,984,010.80-160,908,295.20

Finding the Fourth Proportional to 214,656,007.20, 321,984,010.80 and 160,908,295.20

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Solution

The fourth proportional to 214,656,007.20, 321,984,010.80 and 160,908,295.20 is: 241,362,442.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,656,007.20 : 321,984,010.80 = 160,908,295.20 : x
  2. Step 2: Convert to fraction form
    214,656,007.20/321,984,010.80 = 160,908,295.20/x
  3. Step 3: Cross multiply
    214,656,007.20x = 321,984,010.80 × 160,908,295.20
  4. Step 4: Simplify right side
    214,656,007.20x = 51,809,898,259,486,384
  5. Step 5: Solve for x
    x = 51,809,898,259,486,384/214,656,007.20
  6. Step 6: Final answer
    x = 241,362,442.80

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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.