Home / 170,677,470.50-235,459,851.39-100,077,044.30

Finding the Fourth Proportional to 170,677,470.50, 235,459,851.39 and 100,077,044.30

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Solution

The fourth proportional to 170,677,470.50, 235,459,851.39 and 100,077,044.30 is: 138,062,310.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,677,470.50 : 235,459,851.39 = 100,077,044.30 : x
  2. Step 2: Convert to fraction form
    170,677,470.50/235,459,851.39 = 100,077,044.30/x
  3. Step 3: Cross multiply
    170,677,470.50x = 235,459,851.39 × 100,077,044.30
  4. Step 4: Simplify right side
    170,677,470.50x = 23,564,125,978,428,444
  5. Step 5: Solve for x
    x = 23,564,125,978,428,444/170,677,470.50
  6. Step 6: Final answer
    x = 138,062,310.80

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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.