Home / 85,588,664.85-118,112,357.49-48,920,023.17

Finding the Fourth Proportional to 85,588,664.85, 118,112,357.49 and 48,920,023.17

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Solution

The fourth proportional to 85,588,664.85, 118,112,357.49 and 48,920,023.17 is: 67,509,631.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,588,664.85 : 118,112,357.49 = 48,920,023.17 : x
  2. Step 2: Convert to fraction form
    85,588,664.85/118,112,357.49 = 48,920,023.17/x
  3. Step 3: Cross multiply
    85,588,664.85x = 118,112,357.49 × 48,920,023.17
  4. Step 4: Simplify right side
    85,588,664.85x = 5,778,059,265,074,123
  5. Step 5: Solve for x
    x = 5,778,059,265,074,123/85,588,664.85
  6. Step 6: Final answer
    x = 67,509,631.97

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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.