Home / 85,718,706.82-118,301,628.58-48,052,044.15

Finding the Fourth Proportional to 85,718,706.82, 118,301,628.58 and 48,052,044.15

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Solution

The fourth proportional to 85,718,706.82, 118,301,628.58 and 48,052,044.15 is: 66,317,321.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,718,706.82 : 118,301,628.58 = 48,052,044.15 : x
  2. Step 2: Convert to fraction form
    85,718,706.82/118,301,628.58 = 48,052,044.15/x
  3. Step 3: Cross multiply
    85,718,706.82x = 118,301,628.58 × 48,052,044.15
  4. Step 4: Simplify right side
    85,718,706.82x = 5,684,635,079,748,468
  5. Step 5: Solve for x
    x = 5,684,635,079,748,468/85,718,706.82
  6. Step 6: Final answer
    x = 66,317,321.98

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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.