Home / 249,786,487.38-344,709,433.59-136,754,093.51

Finding the Fourth Proportional to 249,786,487.38, 344,709,433.59 and 136,754,093.51

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Solution

The fourth proportional to 249,786,487.38, 344,709,433.59 and 136,754,093.51 is: 188,722,883.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,786,487.38 : 344,709,433.59 = 136,754,093.51 : x
  2. Step 2: Convert to fraction form
    249,786,487.38/344,709,433.59 = 136,754,093.51/x
  3. Step 3: Cross multiply
    249,786,487.38x = 344,709,433.59 × 136,754,093.51
  4. Step 4: Simplify right side
    249,786,487.38x = 47,140,426,113,222,440
  5. Step 5: Solve for x
    x = 47,140,426,113,222,440/249,786,487.38
  6. Step 6: Final answer
    x = 188,722,883.32

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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.