Home / 265,889,623.92-366,988,903.02-155,916,766.32

Finding the Fourth Proportional to 265,889,623.92, 366,988,903.02 and 155,916,766.32

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Solution

The fourth proportional to 265,889,623.92, 366,988,903.02 and 155,916,766.32 is: 215,201,037.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,889,623.92 : 366,988,903.02 = 155,916,766.32 : x
  2. Step 2: Convert to fraction form
    265,889,623.92/366,988,903.02 = 155,916,766.32/x
  3. Step 3: Cross multiply
    265,889,623.92x = 366,988,903.02 × 155,916,766.32
  4. Step 4: Simplify right side
    265,889,623.92x = 57,219,723,034,202,480
  5. Step 5: Solve for x
    x = 57,219,723,034,202,480/265,889,623.92
  6. Step 6: Final answer
    x = 215,201,037.90

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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.