Home / 246,987,441.64-340,787,751.78-142,543,389.16

Finding the Fourth Proportional to 246,987,441.64, 340,787,751.78 and 142,543,389.16

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Solution

The fourth proportional to 246,987,441.64, 340,787,751.78 and 142,543,389.16 is: 196,678,182.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,987,441.64 : 340,787,751.78 = 142,543,389.16 : x
  2. Step 2: Convert to fraction form
    246,987,441.64/340,787,751.78 = 142,543,389.16/x
  3. Step 3: Cross multiply
    246,987,441.64x = 340,787,751.78 × 142,543,389.16
  4. Step 4: Simplify right side
    246,987,441.64x = 48,577,041,122,938,016
  5. Step 5: Solve for x
    x = 48,577,041,122,938,016/246,987,441.64
  6. Step 6: Final answer
    x = 196,678,182.50

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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.