Home / 113,432,112.53-156,541,127.84-63,196,286.50

Finding the Fourth Proportional to 113,432,112.53, 156,541,127.84 and 63,196,286.50

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Solution

The fourth proportional to 113,432,112.53, 156,541,127.84 and 63,196,286.50 is: 87,213,556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,432,112.53 : 156,541,127.84 = 63,196,286.50 : x
  2. Step 2: Convert to fraction form
    113,432,112.53/156,541,127.84 = 63,196,286.50/x
  3. Step 3: Cross multiply
    113,432,112.53x = 156,541,127.84 × 63,196,286.50
  4. Step 4: Simplify right side
    113,432,112.53x = 9,892,817,964,126,448
  5. Step 5: Solve for x
    x = 9,892,817,964,126,448/113,432,112.53
  6. Step 6: Final answer
    x = 87,213,556.58

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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.