Home / 405,230,466,096.91-607,824,291,193.55-132,918,845,147.17

Finding the Fourth Proportional to 405,230,466,096.91, 607,824,291,193.55 and 132,918,845,147.17

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Solution

The fourth proportional to 405,230,466,096.91, 607,824,291,193.55 and 132,918,845,147.17 is: 199,371,245,740.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,230,466,096.91 : 607,824,291,193.55 = 132,918,845,147.17 : x
  2. Step 2: Convert to fraction form
    405,230,466,096.91/607,824,291,193.55 = 132,918,845,147.17/x
  3. Step 3: Cross multiply
    405,230,466,096.91x = 607,824,291,193.55 × 132,918,845,147.17
  4. Step 4: Simplify right side
    405,230,466,096.91x = 80,791,302,837,843,846,496,256
  5. Step 5: Solve for x
    x = 80,791,302,837,843,846,496,256/405,230,466,096.91
  6. Step 6: Final answer
    x = 199,371,245,740.75

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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.