Home / 161,614,018.43-242,421,030.83-38,792,335.86

Finding the Fourth Proportional to 161,614,018.43, 242,421,030.83 and 38,792,335.86

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Solution

The fourth proportional to 161,614,018.43, 242,421,030.83 and 38,792,335.86 is: 58,188,504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,614,018.43 : 242,421,030.83 = 38,792,335.86 : x
  2. Step 2: Convert to fraction form
    161,614,018.43/242,421,030.83 = 38,792,335.86/x
  3. Step 3: Cross multiply
    161,614,018.43x = 242,421,030.83 × 38,792,335.86
  4. Step 4: Simplify right side
    161,614,018.43x = 9,404,078,047,581,756
  5. Step 5: Solve for x
    x = 9,404,078,047,581,756/161,614,018.43
  6. Step 6: Final answer
    x = 58,188,504.56

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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.