Home / 70,047,136.20-104,787,269.10-61,544,080.20

Finding the Fourth Proportional to 70,047,136.20, 104,787,269.10 and 61,544,080.20

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Solution

The fourth proportional to 70,047,136.20, 104,787,269.10 and 61,544,080.20 is: 92,067,091.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,047,136.20 : 104,787,269.10 = 61,544,080.20 : x
  2. Step 2: Convert to fraction form
    70,047,136.20/104,787,269.10 = 61,544,080.20/x
  3. Step 3: Cross multiply
    70,047,136.20x = 104,787,269.10 × 61,544,080.20
  4. Step 4: Simplify right side
    70,047,136.20x = 6,449,036,093,429,382
  5. Step 5: Solve for x
    x = 6,449,036,093,429,382/70,047,136.20
  6. Step 6: Final answer
    x = 92,067,091.44

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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.