Home / 68,059,875.20-101,996,500.80-43,724,105.60

Finding the Fourth Proportional to 68,059,875.20, 101,996,500.80 and 43,724,105.60

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Solution

The fourth proportional to 68,059,875.20, 101,996,500.80 and 43,724,105.60 is: 65,526,211.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,059,875.20 : 101,996,500.80 = 43,724,105.60 : x
  2. Step 2: Convert to fraction form
    68,059,875.20/101,996,500.80 = 43,724,105.60/x
  3. Step 3: Cross multiply
    68,059,875.20x = 101,996,500.80 × 43,724,105.60
  4. Step 4: Simplify right side
    68,059,875.20x = 4,459,705,771,809,684.50
  5. Step 5: Solve for x
    x = 4,459,705,771,809,684.50/68,059,875.20
  6. Step 6: Final answer
    x = 65,526,211.42

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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.