Home / 80,248,507.30-110,776,840.47-54,178,337.35

Finding the Fourth Proportional to 80,248,507.30, 110,776,840.47 and 54,178,337.35

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Solution

The fourth proportional to 80,248,507.30, 110,776,840.47 and 54,178,337.35 is: 74,788,992.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,248,507.30 : 110,776,840.47 = 54,178,337.35 : x
  2. Step 2: Convert to fraction form
    80,248,507.30/110,776,840.47 = 54,178,337.35/x
  3. Step 3: Cross multiply
    80,248,507.30x = 110,776,840.47 × 54,178,337.35
  4. Step 4: Simplify right side
    80,248,507.30x = 6,001,705,032,726,017
  5. Step 5: Solve for x
    x = 6,001,705,032,726,017/80,248,507.30
  6. Step 6: Final answer
    x = 74,788,992.78

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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.