Home / 79,744,176-110,047,007.16-43,074,747.36

Finding the Fourth Proportional to 79,744,176, 110,047,007.16 and 43,074,747.36

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Solution

The fourth proportional to 79,744,176, 110,047,007.16 and 43,074,747.36 is: 59,443,175.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,744,176 : 110,047,007.16 = 43,074,747.36 : x
  2. Step 2: Convert to fraction form
    79,744,176/110,047,007.16 = 43,074,747.36/x
  3. Step 3: Cross multiply
    79,744,176x = 110,047,007.16 × 43,074,747.36
  4. Step 4: Simplify right side
    79,744,176x = 4,740,247,031,141,111
  5. Step 5: Solve for x
    x = 4,740,247,031,141,111/79,744,176
  6. Step 6: Final answer
    x = 59,443,175.28

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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.