Home / 360,557,917.76-540,836,035.69-236,841,473.45

Finding the Fourth Proportional to 360,557,917.76, 540,836,035.69 and 236,841,473.45

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Solution

The fourth proportional to 360,557,917.76, 540,836,035.69 and 236,841,473.45 is: 355,261,657.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,557,917.76 : 540,836,035.69 = 236,841,473.45 : x
  2. Step 2: Convert to fraction form
    360,557,917.76/540,836,035.69 = 236,841,473.45/x
  3. Step 3: Cross multiply
    360,557,917.76x = 540,836,035.69 × 236,841,473.45
  4. Step 4: Simplify right side
    360,557,917.76x = 128,092,403,587,676,400
  5. Step 5: Solve for x
    x = 128,092,403,587,676,400/360,557,917.76
  6. Step 6: Final answer
    x = 355,261,657.78

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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.