Home / 43,842,781.80-65,764,172.70-42,583,069.80

Finding the Fourth Proportional to 43,842,781.80, 65,764,172.70 and 42,583,069.80

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Solution

The fourth proportional to 43,842,781.80, 65,764,172.70 and 42,583,069.80 is: 63,874,604.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,842,781.80 : 65,764,172.70 = 42,583,069.80 : x
  2. Step 2: Convert to fraction form
    43,842,781.80/65,764,172.70 = 42,583,069.80/x
  3. Step 3: Cross multiply
    43,842,781.80x = 65,764,172.70 × 42,583,069.80
  4. Step 4: Simplify right side
    43,842,781.80x = 2,800,440,356,423,354.50
  5. Step 5: Solve for x
    x = 2,800,440,356,423,354.50/43,842,781.80
  6. Step 6: Final answer
    x = 63,874,604.70

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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.