Home / 85,859,328.12-118,475,107.92-58,042,564.08

Finding the Fourth Proportional to 85,859,328.12, 118,475,107.92 and 58,042,564.08

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Solution

The fourth proportional to 85,859,328.12, 118,475,107.92 and 58,042,564.08 is: 80,091,461.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,859,328.12 : 118,475,107.92 = 58,042,564.08 : x
  2. Step 2: Convert to fraction form
    85,859,328.12/118,475,107.92 = 58,042,564.08/x
  3. Step 3: Cross multiply
    85,859,328.12x = 118,475,107.92 × 58,042,564.08
  4. Step 4: Simplify right side
    85,859,328.12x = 6,876,599,043,331,515
  5. Step 5: Solve for x
    x = 6,876,599,043,331,515/85,859,328.12
  6. Step 6: Final answer
    x = 80,091,461.16

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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.