Home / 142,913,908.44-214,372,179.72-40,677,918.12

Finding the Fourth Proportional to 142,913,908.44, 214,372,179.72 and 40,677,918.12

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Solution

The fourth proportional to 142,913,908.44, 214,372,179.72 and 40,677,918.12 is: 61,017,252.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,913,908.44 : 214,372,179.72 = 40,677,918.12 : x
  2. Step 2: Convert to fraction form
    142,913,908.44/214,372,179.72 = 40,677,918.12/x
  3. Step 3: Cross multiply
    142,913,908.44x = 214,372,179.72 × 40,677,918.12
  4. Step 4: Simplify right side
    142,913,908.44x = 8,720,213,973,856,084
  5. Step 5: Solve for x
    x = 8,720,213,973,856,084/142,913,908.44
  6. Step 6: Final answer
    x = 61,017,252.06

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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.