Home / 85,327,941.65-117,709,178.63-51,828,506.27

Finding the Fourth Proportional to 85,327,941.65, 117,709,178.63 and 51,828,506.27

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Solution

The fourth proportional to 85,327,941.65, 117,709,178.63 and 51,828,506.27 is: 71,496,988.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,327,941.65 : 117,709,178.63 = 51,828,506.27 : x
  2. Step 2: Convert to fraction form
    85,327,941.65/117,709,178.63 = 51,828,506.27/x
  3. Step 3: Cross multiply
    85,327,941.65x = 117,709,178.63 × 51,828,506.27
  4. Step 4: Simplify right side
    85,327,941.65x = 6,100,690,901,813,817
  5. Step 5: Solve for x
    x = 6,100,690,901,813,817/85,327,941.65
  6. Step 6: Final answer
    x = 71,496,988.96

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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.