Home / 112,115,846.10-168,173,769.15-51,649,670.10

Finding the Fourth Proportional to 112,115,846.10, 168,173,769.15 and 51,649,670.10

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Solution

The fourth proportional to 112,115,846.10, 168,173,769.15 and 51,649,670.10 is: 77,474,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,115,846.10 : 168,173,769.15 = 51,649,670.10 : x
  2. Step 2: Convert to fraction form
    112,115,846.10/168,173,769.15 = 51,649,670.10/x
  3. Step 3: Cross multiply
    112,115,846.10x = 168,173,769.15 × 51,649,670.10
  4. Step 4: Simplify right side
    112,115,846.10x = 8,686,119,696,071,058
  5. Step 5: Solve for x
    x = 8,686,119,696,071,058/112,115,846.10
  6. Step 6: Final answer
    x = 77,474,505.15

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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.