Home / 272,548,787.64-376,115,413.65-148,789,464.76

Finding the Fourth Proportional to 272,548,787.64, 376,115,413.65 and 148,789,464.76

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Solution

The fourth proportional to 272,548,787.64, 376,115,413.65 and 148,789,464.76 is: 205,328,416.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,548,787.64 : 376,115,413.65 = 148,789,464.76 : x
  2. Step 2: Convert to fraction form
    272,548,787.64/376,115,413.65 = 148,789,464.76/x
  3. Step 3: Cross multiply
    272,548,787.64x = 376,115,413.65 × 148,789,464.76
  4. Step 4: Simplify right side
    272,548,787.64x = 55,962,011,084,969,488
  5. Step 5: Solve for x
    x = 55,962,011,084,969,488/272,548,787.64
  6. Step 6: Final answer
    x = 205,328,416.87

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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.