Home / 440,792,998.56-661,285,157.21-134,077,139.82

Finding the Fourth Proportional to 440,792,998.56, 661,285,157.21 and 134,077,139.82

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Solution

The fourth proportional to 440,792,998.56, 661,285,157.21 and 134,077,139.82 is: 201,144,806.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,792,998.56 : 661,285,157.21 = 134,077,139.82 : x
  2. Step 2: Convert to fraction form
    440,792,998.56/661,285,157.21 = 134,077,139.82/x
  3. Step 3: Cross multiply
    440,792,998.56x = 661,285,157.21 × 134,077,139.82
  4. Step 4: Simplify right side
    440,792,998.56x = 88,663,222,483,465,472
  5. Step 5: Solve for x
    x = 88,663,222,483,465,472/440,792,998.56
  6. Step 6: Final answer
    x = 201,144,806.69

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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.