Home / 103,683,081-143,086,995.90-59,630,109.72

Finding the Fourth Proportional to 103,683,081, 143,086,995.90 and 59,630,109.72

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Solution

The fourth proportional to 103,683,081, 143,086,995.90 and 59,630,109.72 is: 82,292,049.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,683,081 : 143,086,995.90 = 59,630,109.72 : x
  2. Step 2: Convert to fraction form
    103,683,081/143,086,995.90 = 59,630,109.72/x
  3. Step 3: Cross multiply
    103,683,081x = 143,086,995.90 × 59,630,109.72
  4. Step 4: Simplify right side
    103,683,081x = 8,532,293,265,022,190
  5. Step 5: Solve for x
    x = 8,532,293,265,022,190/103,683,081
  6. Step 6: Final answer
    x = 82,292,049.80

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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.