Home / 85,623,696-118,159,422.72-50,345,487.36

Finding the Fourth Proportional to 85,623,696, 118,159,422.72 and 50,345,487.36

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Solution

The fourth proportional to 85,623,696, 118,159,422.72 and 50,345,487.36 is: 69,476,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,623,696 : 118,159,422.72 = 50,345,487.36 : x
  2. Step 2: Convert to fraction form
    85,623,696/118,159,422.72 = 50,345,487.36/x
  3. Step 3: Cross multiply
    85,623,696x = 118,159,422.72 × 50,345,487.36
  4. Step 4: Simplify right side
    85,623,696x = 5,948,793,723,014,657
  5. Step 5: Solve for x
    x = 5,948,793,723,014,657/85,623,696
  6. Step 6: Final answer
    x = 69,476,021.25

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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.