Home / 247,318,085.80-370,977,128.70-65,583,634.60

Finding the Fourth Proportional to 247,318,085.80, 370,977,128.70 and 65,583,634.60

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Solution

The fourth proportional to 247,318,085.80, 370,977,128.70 and 65,583,634.60 is: 98,375,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,318,085.80 : 370,977,128.70 = 65,583,634.60 : x
  2. Step 2: Convert to fraction form
    247,318,085.80/370,977,128.70 = 65,583,634.60/x
  3. Step 3: Cross multiply
    247,318,085.80x = 370,977,128.70 × 65,583,634.60
  4. Step 4: Simplify right side
    247,318,085.80x = 24,330,028,453,617,972
  5. Step 5: Solve for x
    x = 24,330,028,453,617,972/247,318,085.80
  6. Step 6: Final answer
    x = 98,375,451.90

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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.