Home / 261,649,364.54-361,091,977.52-144,174,552.62

Finding the Fourth Proportional to 261,649,364.54, 361,091,977.52 and 144,174,552.62

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Solution

The fourth proportional to 261,649,364.54, 361,091,977.52 and 144,174,552.62 is: 198,969,618.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,649,364.54 : 361,091,977.52 = 144,174,552.62 : x
  2. Step 2: Convert to fraction form
    261,649,364.54/361,091,977.52 = 144,174,552.62/x
  3. Step 3: Cross multiply
    261,649,364.54x = 361,091,977.52 × 144,174,552.62
  4. Step 4: Simplify right side
    261,649,364.54x = 52,060,274,311,090,768
  5. Step 5: Solve for x
    x = 52,060,274,311,090,768/261,649,364.54
  6. Step 6: Final answer
    x = 198,969,618.76

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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.