Home / 144,618,203.48-199,524,573.06-81,885,725.24

Finding the Fourth Proportional to 144,618,203.48, 199,524,573.06 and 81,885,725.24

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Solution

The fourth proportional to 144,618,203.48, 199,524,573.06 and 81,885,725.24 is: 112,974,812.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,618,203.48 : 199,524,573.06 = 81,885,725.24 : x
  2. Step 2: Convert to fraction form
    144,618,203.48/199,524,573.06 = 81,885,725.24/x
  3. Step 3: Cross multiply
    144,618,203.48x = 199,524,573.06 × 81,885,725.24
  4. Step 4: Simplify right side
    144,618,203.48x = 16,338,214,368,219,466
  5. Step 5: Solve for x
    x = 16,338,214,368,219,466/144,618,203.48
  6. Step 6: Final answer
    x = 112,974,812.13

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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.