Home / 150,968,498.29-226,156,800.74-78,232,991.67

Finding the Fourth Proportional to 150,968,498.29, 226,156,800.74 and 78,232,991.67

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Solution

The fourth proportional to 150,968,498.29, 226,156,800.74 and 78,232,991.67 is: 117,196,125.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,968,498.29 : 226,156,800.74 = 78,232,991.67 : x
  2. Step 2: Convert to fraction form
    150,968,498.29/226,156,800.74 = 78,232,991.67/x
  3. Step 3: Cross multiply
    150,968,498.29x = 226,156,800.74 × 78,232,991.67
  4. Step 4: Simplify right side
    150,968,498.29x = 17,692,923,108,015,106
  5. Step 5: Solve for x
    x = 17,692,923,108,015,106/150,968,498.29
  6. Step 6: Final answer
    x = 117,196,125.74

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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.