Home / 295,253,428.20-442,880,142.30-281,816,500.20

Finding the Fourth Proportional to 295,253,428.20, 442,880,142.30 and 281,816,500.20

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Solution

The fourth proportional to 295,253,428.20, 442,880,142.30 and 281,816,500.20 is: 422,724,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,253,428.20 : 442,880,142.30 = 281,816,500.20 : x
  2. Step 2: Convert to fraction form
    295,253,428.20/442,880,142.30 = 281,816,500.20/x
  3. Step 3: Cross multiply
    295,253,428.20x = 442,880,142.30 × 281,816,500.20
  4. Step 4: Simplify right side
    295,253,428.20x = 124,810,931,711,063,984
  5. Step 5: Solve for x
    x = 124,810,931,711,063,984/295,253,428.20
  6. Step 6: Final answer
    x = 422,724,750.30

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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.