Home / 80,154,142.16-110,612,930.58-43,484,713.16

Finding the Fourth Proportional to 80,154,142.16, 110,612,930.58 and 43,484,713.16

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Solution

The fourth proportional to 80,154,142.16, 110,612,930.58 and 43,484,713.16 is: 60,009,020.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,154,142.16 : 110,612,930.58 = 43,484,713.16 : x
  2. Step 2: Convert to fraction form
    80,154,142.16/110,612,930.58 = 43,484,713.16/x
  3. Step 3: Cross multiply
    80,154,142.16x = 110,612,930.58 × 43,484,713.16
  4. Step 4: Simplify right side
    80,154,142.16x = 4,809,971,557,673,048
  5. Step 5: Solve for x
    x = 4,809,971,557,673,048/80,154,142.16
  6. Step 6: Final answer
    x = 60,009,020.47

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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.