Home / 155,283,442.28-232,916,765.34-47,578,377.32

Finding the Fourth Proportional to 155,283,442.28, 232,916,765.34 and 47,578,377.32

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Solution

The fourth proportional to 155,283,442.28, 232,916,765.34 and 47,578,377.32 is: 71,364,992.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,283,442.28 : 232,916,765.34 = 47,578,377.32 : x
  2. Step 2: Convert to fraction form
    155,283,442.28/232,916,765.34 = 47,578,377.32/x
  3. Step 3: Cross multiply
    155,283,442.28x = 232,916,765.34 × 47,578,377.32
  4. Step 4: Simplify right side
    155,283,442.28x = 11,081,801,745,500,418
  5. Step 5: Solve for x
    x = 11,081,801,745,500,418/155,283,442.28
  6. Step 6: Final answer
    x = 71,364,992.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.