Home / 79,925,722.41-119,936,412.63-34,487,516.91

Finding the Fourth Proportional to 79,925,722.41, 119,936,412.63 and 34,487,516.91

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Solution

The fourth proportional to 79,925,722.41, 119,936,412.63 and 34,487,516.91 is: 51,751,913.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,925,722.41 : 119,936,412.63 = 34,487,516.91 : x
  2. Step 2: Convert to fraction form
    79,925,722.41/119,936,412.63 = 34,487,516.91/x
  3. Step 3: Cross multiply
    79,925,722.41x = 119,936,412.63 × 34,487,516.91
  4. Step 4: Simplify right side
    79,925,722.41x = 4,136,309,058,701,862
  5. Step 5: Solve for x
    x = 4,136,309,058,701,862/79,925,722.41
  6. Step 6: Final answer
    x = 51,751,913.33

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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.