Home / 456,140,720.82-684,274,680.27-141,032,477.46

Finding the Fourth Proportional to 456,140,720.82, 684,274,680.27 and 141,032,477.46

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Solution

The fourth proportional to 456,140,720.82, 684,274,680.27 and 141,032,477.46 is: 211,568,380.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,140,720.82 : 684,274,680.27 = 141,032,477.46 : x
  2. Step 2: Convert to fraction form
    456,140,720.82/684,274,680.27 = 141,032,477.46/x
  3. Step 3: Cross multiply
    456,140,720.82x = 684,274,680.27 × 141,032,477.46
  4. Step 4: Simplify right side
    456,140,720.82x = 96,504,953,421,627,488
  5. Step 5: Solve for x
    x = 96,504,953,421,627,488/456,140,720.82
  6. Step 6: Final answer
    x = 211,568,380.14

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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.