Home / 647,041,522.60-970,562,283.90-493,986,514.60

Finding the Fourth Proportional to 647,041,522.60, 970,562,283.90 and 493,986,514.60

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Solution

The fourth proportional to 647,041,522.60, 970,562,283.90 and 493,986,514.60 is: 740,979,771.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,041,522.60 : 970,562,283.90 = 493,986,514.60 : x
  2. Step 2: Convert to fraction form
    647,041,522.60/970,562,283.90 = 493,986,514.60/x
  3. Step 3: Cross multiply
    647,041,522.60x = 970,562,283.90 × 493,986,514.60
  4. Step 4: Simplify right side
    647,041,522.60x = 479,444,679,825,976,704
  5. Step 5: Solve for x
    x = 479,444,679,825,976,704/647,041,522.60
  6. Step 6: Final answer
    x = 740,979,771.90

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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.