Home / 161,755,209.20-242,632,813.80-92,880,455.60

Finding the Fourth Proportional to 161,755,209.20, 242,632,813.80 and 92,880,455.60

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Solution

The fourth proportional to 161,755,209.20, 242,632,813.80 and 92,880,455.60 is: 139,320,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,755,209.20 : 242,632,813.80 = 92,880,455.60 : x
  2. Step 2: Convert to fraction form
    161,755,209.20/242,632,813.80 = 92,880,455.60/x
  3. Step 3: Cross multiply
    161,755,209.20x = 242,632,813.80 × 92,880,455.60
  4. Step 4: Simplify right side
    161,755,209.20x = 22,535,846,289,253,968
  5. Step 5: Solve for x
    x = 22,535,846,289,253,968/161,755,209.20
  6. Step 6: Final answer
    x = 139,320,683.40

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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.