Home / 220,475,005.34-304,253,092.77-121,353,633.50

Finding the Fourth Proportional to 220,475,005.34, 304,253,092.77 and 121,353,633.50

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Solution

The fourth proportional to 220,475,005.34, 304,253,092.77 and 121,353,633.50 is: 167,466,685.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,475,005.34 : 304,253,092.77 = 121,353,633.50 : x
  2. Step 2: Convert to fraction form
    220,475,005.34/304,253,092.77 = 121,353,633.50/x
  3. Step 3: Cross multiply
    220,475,005.34x = 304,253,092.77 × 121,353,633.50
  4. Step 4: Simplify right side
    220,475,005.34x = 36,922,218,311,252,080
  5. Step 5: Solve for x
    x = 36,922,218,311,252,080/220,475,005.34
  6. Step 6: Final answer
    x = 167,466,685.19

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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.