Home / 261,207,107.54-391,810,602.78-95,223,056.26

Finding the Fourth Proportional to 261,207,107.54, 391,810,602.78 and 95,223,056.26

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Solution

The fourth proportional to 261,207,107.54, 391,810,602.78 and 95,223,056.26 is: 142,834,563.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,207,107.54 : 391,810,602.78 = 95,223,056.26 : x
  2. Step 2: Convert to fraction form
    261,207,107.54/391,810,602.78 = 95,223,056.26/x
  3. Step 3: Cross multiply
    261,207,107.54x = 391,810,602.78 × 95,223,056.26
  4. Step 4: Simplify right side
    261,207,107.54x = 37,309,403,071,784,448
  5. Step 5: Solve for x
    x = 37,309,403,071,784,448/261,207,107.54
  6. Step 6: Final answer
    x = 142,834,563.05

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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.