Home / 738,114,312.90-1,107,330,901.65-220,597,067.10

Finding the Fourth Proportional to 738,114,312.90, 1,107,330,901.65 and 220,597,067.10

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Solution

The fourth proportional to 738,114,312.90, 1,107,330,901.65 and 220,597,067.10 is: 330,943,249.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,114,312.90 : 1,107,330,901.65 = 220,597,067.10 : x
  2. Step 2: Convert to fraction form
    738,114,312.90/1,107,330,901.65 = 220,597,067.10/x
  3. Step 3: Cross multiply
    738,114,312.90x = 1,107,330,901.65 × 220,597,067.10
  4. Step 4: Simplify right side
    738,114,312.90x = 244,273,949,213,188,576
  5. Step 5: Solve for x
    x = 244,273,949,213,188,576/738,114,312.90
  6. Step 6: Final answer
    x = 330,943,249.50

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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.