Home / 249,786,489.88-344,709,437.04-136,754,096.01

Finding the Fourth Proportional to 249,786,489.88, 344,709,437.04 and 136,754,096.01

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Solution

The fourth proportional to 249,786,489.88, 344,709,437.04 and 136,754,096.01 is: 188,722,886.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,786,489.88 : 344,709,437.04 = 136,754,096.01 : x
  2. Step 2: Convert to fraction form
    249,786,489.88/344,709,437.04 = 136,754,096.01/x
  3. Step 3: Cross multiply
    249,786,489.88x = 344,709,437.04 × 136,754,096.01
  4. Step 4: Simplify right side
    249,786,489.88x = 47,140,427,448,521,208
  5. Step 5: Solve for x
    x = 47,140,427,448,521,208/249,786,489.88
  6. Step 6: Final answer
    x = 188,722,886.78

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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.