Home / 265,889,567.05-366,988,824.56-155,916,709.45

Finding the Fourth Proportional to 265,889,567.05, 366,988,824.56 and 155,916,709.45

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Solution

The fourth proportional to 265,889,567.05, 366,988,824.56 and 155,916,709.45 is: 215,200,959.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,889,567.05 : 366,988,824.56 = 155,916,709.45 : x
  2. Step 2: Convert to fraction form
    265,889,567.05/366,988,824.56 = 155,916,709.45/x
  3. Step 3: Cross multiply
    265,889,567.05x = 366,988,824.56 × 155,916,709.45
  4. Step 4: Simplify right side
    265,889,567.05x = 57,219,689,929,790,864
  5. Step 5: Solve for x
    x = 57,219,689,929,790,864/265,889,567.05
  6. Step 6: Final answer
    x = 215,200,959.43

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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.