Home / 54,307,852.83-81,372,191.49-31,298,114.16

Finding the Fourth Proportional to 54,307,852.83, 81,372,191.49 and 31,298,114.16

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Solution

The fourth proportional to 54,307,852.83, 81,372,191.49 and 31,298,114.16 is: 46,895,540.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,307,852.83 : 81,372,191.49 = 31,298,114.16 : x
  2. Step 2: Convert to fraction form
    54,307,852.83/81,372,191.49 = 31,298,114.16/x
  3. Step 3: Cross multiply
    54,307,852.83x = 81,372,191.49 × 31,298,114.16
  4. Step 4: Simplify right side
    54,307,852.83x = 2,546,796,138,703,400.50
  5. Step 5: Solve for x
    x = 2,546,796,138,703,400.50/54,307,852.83
  6. Step 6: Final answer
    x = 46,895,540.99

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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.