Home / 498,086,020.20-745,113,491.10-437,619,844.20

Finding the Fourth Proportional to 498,086,020.20, 745,113,491.10 and 437,619,844.20

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Solution

The fourth proportional to 498,086,020.20, 745,113,491.10 and 437,619,844.20 is: 654,658,907.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,086,020.20 : 745,113,491.10 = 437,619,844.20 : x
  2. Step 2: Convert to fraction form
    498,086,020.20/745,113,491.10 = 437,619,844.20/x
  3. Step 3: Cross multiply
    498,086,020.20x = 745,113,491.10 × 437,619,844.20
  4. Step 4: Simplify right side
    498,086,020.20x = 326,076,449,886,500,096
  5. Step 5: Solve for x
    x = 326,076,449,886,500,096/498,086,020.20
  6. Step 6: Final answer
    x = 654,658,907.62

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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.