Home / 193,843,107.76-290,767,194.28-64,450,717.86

Finding the Fourth Proportional to 193,843,107.76, 290,767,194.28 and 64,450,717.86

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Solution

The fourth proportional to 193,843,107.76, 290,767,194.28 and 64,450,717.86 is: 96,676,918.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,843,107.76 : 290,767,194.28 = 64,450,717.86 : x
  2. Step 2: Convert to fraction form
    193,843,107.76/290,767,194.28 = 64,450,717.86/x
  3. Step 3: Cross multiply
    193,843,107.76x = 290,767,194.28 × 64,450,717.86
  4. Step 4: Simplify right side
    193,843,107.76x = 18,740,154,401,484,084
  5. Step 5: Solve for x
    x = 18,740,154,401,484,084/193,843,107.76
  6. Step 6: Final answer
    x = 96,676,918.87

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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.