Home / 85,217,559.98-117,602,542.31-52,177,180.46

Finding the Fourth Proportional to 85,217,559.98, 117,602,542.31 and 52,177,180.46

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Solution

The fourth proportional to 85,217,559.98, 117,602,542.31 and 52,177,180.46 is: 72,005,923.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,217,559.98 : 117,602,542.31 = 52,177,180.46 : x
  2. Step 2: Convert to fraction form
    85,217,559.98/117,602,542.31 = 52,177,180.46/x
  3. Step 3: Cross multiply
    85,217,559.98x = 117,602,542.31 × 52,177,180.46
  4. Step 4: Simplify right side
    85,217,559.98x = 6,136,169,071,814,757
  5. Step 5: Solve for x
    x = 6,136,169,071,814,757/85,217,559.98
  6. Step 6: Final answer
    x = 72,005,923.12

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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.