Home / 66,103,634.10-99,235,167.30-36,980,667.30

Finding the Fourth Proportional to 66,103,634.10, 99,235,167.30 and 36,980,667.30

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Solution

The fourth proportional to 66,103,634.10, 99,235,167.30 and 36,980,667.30 is: 55,515,596.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,103,634.10 : 99,235,167.30 = 36,980,667.30 : x
  2. Step 2: Convert to fraction form
    66,103,634.10/99,235,167.30 = 36,980,667.30/x
  3. Step 3: Cross multiply
    66,103,634.10x = 99,235,167.30 × 36,980,667.30
  4. Step 4: Simplify right side
    66,103,634.10x = 3,669,782,706,381,139
  5. Step 5: Solve for x
    x = 3,669,782,706,381,139/66,103,634.10
  6. Step 6: Final answer
    x = 55,515,596.93

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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.