Home / 144,469,892.94-199,358,637.37-79,283,995.98

Finding the Fourth Proportional to 144,469,892.94, 199,358,637.37 and 79,283,995.98

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Solution

The fourth proportional to 144,469,892.94, 199,358,637.37 and 79,283,995.98 is: 109,406,528.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,469,892.94 : 199,358,637.37 = 79,283,995.98 : x
  2. Step 2: Convert to fraction form
    144,469,892.94/199,358,637.37 = 79,283,995.98/x
  3. Step 3: Cross multiply
    144,469,892.94x = 199,358,637.37 × 79,283,995.98
  4. Step 4: Simplify right side
    144,469,892.94x = 15,805,949,403,821,358
  5. Step 5: Solve for x
    x = 15,805,949,403,821,358/144,469,892.94
  6. Step 6: Final answer
    x = 109,406,528.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.