Home / 177,156,989.70-265,735,484.55-131,240,487.30

Finding the Fourth Proportional to 177,156,989.70, 265,735,484.55 and 131,240,487.30

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Solution

The fourth proportional to 177,156,989.70, 265,735,484.55 and 131,240,487.30 is: 196,860,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,156,989.70 : 265,735,484.55 = 131,240,487.30 : x
  2. Step 2: Convert to fraction form
    177,156,989.70/265,735,484.55 = 131,240,487.30/x
  3. Step 3: Cross multiply
    177,156,989.70x = 265,735,484.55 × 131,240,487.30
  4. Step 4: Simplify right side
    177,156,989.70x = 34,875,254,485,243,620
  5. Step 5: Solve for x
    x = 34,875,254,485,243,620/177,156,989.70
  6. Step 6: Final answer
    x = 196,860,730.95

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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.