Home / 166,779,307.80-250,168,961.70-45,610,759.80

Finding the Fourth Proportional to 166,779,307.80, 250,168,961.70 and 45,610,759.80

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Solution

The fourth proportional to 166,779,307.80, 250,168,961.70 and 45,610,759.80 is: 68,416,139.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,779,307.80 : 250,168,961.70 = 45,610,759.80 : x
  2. Step 2: Convert to fraction form
    166,779,307.80/250,168,961.70 = 45,610,759.80/x
  3. Step 3: Cross multiply
    166,779,307.80x = 250,168,961.70 × 45,610,759.80
  4. Step 4: Simplify right side
    166,779,307.80x = 11,410,396,421,514,098
  5. Step 5: Solve for x
    x = 11,410,396,421,514,098/166,779,307.80
  6. Step 6: Final answer
    x = 68,416,139.70

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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.