Home / 56,177,967.90-84,266,951.85-43,423,383.90

Finding the Fourth Proportional to 56,177,967.90, 84,266,951.85 and 43,423,383.90

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Solution

The fourth proportional to 56,177,967.90, 84,266,951.85 and 43,423,383.90 is: 65,135,075.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,177,967.90 : 84,266,951.85 = 43,423,383.90 : x
  2. Step 2: Convert to fraction form
    56,177,967.90/84,266,951.85 = 43,423,383.90/x
  3. Step 3: Cross multiply
    56,177,967.90x = 84,266,951.85 × 43,423,383.90
  4. Step 4: Simplify right side
    56,177,967.90x = 3,659,156,200,265,365
  5. Step 5: Solve for x
    x = 3,659,156,200,265,365/56,177,967.90
  6. Step 6: Final answer
    x = 65,135,075.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.