Home / 263,533,302.32-395,352,787.08-91,016,440.88

Finding the Fourth Proportional to 263,533,302.32, 395,352,787.08 and 91,016,440.88

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Solution

The fourth proportional to 263,533,302.32, 395,352,787.08 and 91,016,440.88 is: 136,542,908.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,533,302.32 : 395,352,787.08 = 91,016,440.88 : x
  2. Step 2: Convert to fraction form
    263,533,302.32/395,352,787.08 = 91,016,440.88/x
  3. Step 3: Cross multiply
    263,533,302.32x = 395,352,787.08 × 91,016,440.88
  4. Step 4: Simplify right side
    263,533,302.32x = 35,983,603,572,010,044
  5. Step 5: Solve for x
    x = 35,983,603,572,010,044/263,533,302.32
  6. Step 6: Final answer
    x = 136,542,908.45

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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.