Home / 74,064,666.60-111,096,999.90-30,919,530.60

Finding the Fourth Proportional to 74,064,666.60, 111,096,999.90 and 30,919,530.60

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Solution

The fourth proportional to 74,064,666.60, 111,096,999.90 and 30,919,530.60 is: 46,379,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,064,666.60 : 111,096,999.90 = 30,919,530.60 : x
  2. Step 2: Convert to fraction form
    74,064,666.60/111,096,999.90 = 30,919,530.60/x
  3. Step 3: Cross multiply
    74,064,666.60x = 111,096,999.90 × 30,919,530.60
  4. Step 4: Simplify right side
    74,064,666.60x = 3,435,067,087,976,247.50
  5. Step 5: Solve for x
    x = 3,435,067,087,976,247.50/74,064,666.60
  6. Step 6: Final answer
    x = 46,379,295.90

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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.