Home / 265,889,569.20-366,988,827.50-155,916,711.60

Finding the Fourth Proportional to 265,889,569.20, 366,988,827.50 and 155,916,711.60

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Solution

The fourth proportional to 265,889,569.20, 366,988,827.50 and 155,916,711.60 is: 215,200,962.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,889,569.20 : 366,988,827.50 = 155,916,711.60 : x
  2. Step 2: Convert to fraction form
    265,889,569.20/366,988,827.50 = 155,916,711.60/x
  3. Step 3: Cross multiply
    265,889,569.20x = 366,988,827.50 × 155,916,711.60
  4. Step 4: Simplify right side
    265,889,569.20x = 57,219,691,177,739,648
  5. Step 5: Solve for x
    x = 57,219,691,177,739,648/265,889,569.20
  6. Step 6: Final answer
    x = 215,200,962.38

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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.