Home / 85,859,331.87-118,475,113.10-58,042,567.83

Finding the Fourth Proportional to 85,859,331.87, 118,475,113.10 and 58,042,567.83

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Solution

The fourth proportional to 85,859,331.87, 118,475,113.10 and 58,042,567.83 is: 80,091,466.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,859,331.87 : 118,475,113.10 = 58,042,567.83 : x
  2. Step 2: Convert to fraction form
    85,859,331.87/118,475,113.10 = 58,042,567.83/x
  3. Step 3: Cross multiply
    85,859,331.87x = 118,475,113.10 × 58,042,567.83
  4. Step 4: Simplify right side
    85,859,331.87x = 6,876,599,787,983,458
  5. Step 5: Solve for x
    x = 6,876,599,787,983,458/85,859,331.87
  6. Step 6: Final answer
    x = 80,091,466.33

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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.