Home / 501,766,180,653.20-752,796,140,143.96-161,798,521,450.90

Finding the Fourth Proportional to 501,766,180,653.20, 752,796,140,143.96 and 161,798,521,450.90

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Solution

The fourth proportional to 501,766,180,653.20, 752,796,140,143.96 and 161,798,521,450.90 is: 242,745,141,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,766,180,653.20 : 752,796,140,143.96 = 161,798,521,450.90 : x
  2. Step 2: Convert to fraction form
    501,766,180,653.20/752,796,140,143.96 = 161,798,521,450.90/x
  3. Step 3: Cross multiply
    501,766,180,653.20x = 752,796,140,143.96 × 161,798,521,450.90
  4. Step 4: Simplify right side
    501,766,180,653.20x = 121,801,302,429,237,224,931,328
  5. Step 5: Solve for x
    x = 121,801,302,429,237,224,931,328/501,766,180,653.20
  6. Step 6: Final answer
    x = 242,745,141,313.98

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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.