Home / 363,941,569.80-545,912,354.70-299,318,344.20

Finding the Fourth Proportional to 363,941,569.80, 545,912,354.70 and 299,318,344.20

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Solution

The fourth proportional to 363,941,569.80, 545,912,354.70 and 299,318,344.20 is: 448,977,516.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,941,569.80 : 545,912,354.70 = 299,318,344.20 : x
  2. Step 2: Convert to fraction form
    363,941,569.80/545,912,354.70 = 299,318,344.20/x
  3. Step 3: Cross multiply
    363,941,569.80x = 545,912,354.70 × 299,318,344.20
  4. Step 4: Simplify right side
    363,941,569.80x = 163,401,582,087,127,104
  5. Step 5: Solve for x
    x = 163,401,582,087,127,104/363,941,569.80
  6. Step 6: Final answer
    x = 448,977,516.30

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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.