Home / 199,934,355.67-299,914,692.63-52,385,528.50

Finding the Fourth Proportional to 199,934,355.67, 299,914,692.63 and 52,385,528.50

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Solution

The fourth proportional to 199,934,355.67, 299,914,692.63 and 52,385,528.50 is: 78,581,740.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,934,355.67 : 299,914,692.63 = 52,385,528.50 : x
  2. Step 2: Convert to fraction form
    199,934,355.67/299,914,692.63 = 52,385,528.50/x
  3. Step 3: Cross multiply
    199,934,355.67x = 299,914,692.63 × 52,385,528.50
  4. Step 4: Simplify right side
    199,934,355.67x = 15,711,189,678,337,604
  5. Step 5: Solve for x
    x = 15,711,189,678,337,604/199,934,355.67
  6. Step 6: Final answer
    x = 78,581,740.62

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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.