Home / 95,573,269.80-143,147,328.30-78,567,157.80

Finding the Fourth Proportional to 95,573,269.80, 143,147,328.30 and 78,567,157.80

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Solution

The fourth proportional to 95,573,269.80, 143,147,328.30 and 78,567,157.80 is: 117,675,985.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,573,269.80 : 143,147,328.30 = 78,567,157.80 : x
  2. Step 2: Convert to fraction form
    95,573,269.80/143,147,328.30 = 78,567,157.80/x
  3. Step 3: Cross multiply
    95,573,269.80x = 143,147,328.30 × 78,567,157.80
  4. Step 4: Simplify right side
    95,573,269.80x = 11,246,678,731,194,506
  5. Step 5: Solve for x
    x = 11,246,678,731,194,506/95,573,269.80
  6. Step 6: Final answer
    x = 117,675,985.71

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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.