Home / 161,614,223.64-242,421,337.52-38,792,540.76

Finding the Fourth Proportional to 161,614,223.64, 242,421,337.52 and 38,792,540.76

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Solution

The fourth proportional to 161,614,223.64, 242,421,337.52 and 38,792,540.76 is: 58,188,811.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,614,223.64 : 242,421,337.52 = 38,792,540.76 : x
  2. Step 2: Convert to fraction form
    161,614,223.64/242,421,337.52 = 38,792,540.76/x
  3. Step 3: Cross multiply
    161,614,223.64x = 242,421,337.52 × 38,792,540.76
  4. Step 4: Simplify right side
    161,614,223.64x = 9,404,139,616,644,354
  5. Step 5: Solve for x
    x = 9,404,139,616,644,354/161,614,223.64
  6. Step 6: Final answer
    x = 58,188,811.63

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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.