Home / 199,454,752.49-299,298,713.45-144,067,971.47

Finding the Fourth Proportional to 199,454,752.49, 299,298,713.45 and 144,067,971.47

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Solution

The fourth proportional to 199,454,752.49, 299,298,713.45 and 144,067,971.47 is: 216,186,167.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,454,752.49 : 299,298,713.45 = 144,067,971.47 : x
  2. Step 2: Convert to fraction form
    199,454,752.49/299,298,713.45 = 144,067,971.47/x
  3. Step 3: Cross multiply
    199,454,752.49x = 299,298,713.45 × 144,067,971.47
  4. Step 4: Simplify right side
    199,454,752.49x = 43,119,358,508,105,472
  5. Step 5: Solve for x
    x = 43,119,358,508,105,472/199,454,752.49
  6. Step 6: Final answer
    x = 216,186,167.39

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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.