Home / 249,786,481.02-344,709,424.80-136,754,087.13

Finding the Fourth Proportional to 249,786,481.02, 344,709,424.80 and 136,754,087.13

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Solution

The fourth proportional to 249,786,481.02, 344,709,424.80 and 136,754,087.13 is: 188,722,874.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,786,481.02 : 344,709,424.80 = 136,754,087.13 : x
  2. Step 2: Convert to fraction form
    249,786,481.02/344,709,424.80 = 136,754,087.13/x
  3. Step 3: Cross multiply
    249,786,481.02x = 344,709,424.80 × 136,754,087.13
  4. Step 4: Simplify right side
    249,786,481.02x = 47,140,422,713,631,384
  5. Step 5: Solve for x
    x = 47,140,422,713,631,384/249,786,481.02
  6. Step 6: Final answer
    x = 188,722,874.52

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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.