Home / 80,248,404.24-110,776,701.60-54,178,236.72

Finding the Fourth Proportional to 80,248,404.24, 110,776,701.60 and 54,178,236.72

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Solution

The fourth proportional to 80,248,404.24, 110,776,701.60 and 54,178,236.72 is: 74,788,856.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,248,404.24 : 110,776,701.60 = 54,178,236.72 : x
  2. Step 2: Convert to fraction form
    80,248,404.24/110,776,701.60 = 54,178,236.72/x
  3. Step 3: Cross multiply
    80,248,404.24x = 110,776,701.60 × 54,178,236.72
  4. Step 4: Simplify right side
    80,248,404.24x = 6,001,686,362,345,602
  5. Step 5: Solve for x
    x = 6,001,686,362,345,602/80,248,404.24
  6. Step 6: Final answer
    x = 74,788,856.17

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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.