Home / 497,664,615.40-746,496,923.10-479,524,762.60

Finding the Fourth Proportional to 497,664,615.40, 746,496,923.10 and 479,524,762.60

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Solution

The fourth proportional to 497,664,615.40, 746,496,923.10 and 479,524,762.60 is: 719,287,143.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,615.40 : 746,496,923.10 = 479,524,762.60 : x
  2. Step 2: Convert to fraction form
    497,664,615.40/746,496,923.10 = 479,524,762.60/x
  3. Step 3: Cross multiply
    497,664,615.40x = 746,496,923.10 × 479,524,762.60
  4. Step 4: Simplify right side
    497,664,615.40x = 357,963,759,831,158,016
  5. Step 5: Solve for x
    x = 357,963,759,831,158,016/497,664,615.40
  6. Step 6: Final answer
    x = 719,287,143.90

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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.