Home / 546,303,998.40-819,455,997.60-451,932,158.40

Finding the Fourth Proportional to 546,303,998.40, 819,455,997.60 and 451,932,158.40

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Solution

The fourth proportional to 546,303,998.40, 819,455,997.60 and 451,932,158.40 is: 677,898,237.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,303,998.40 : 819,455,997.60 = 451,932,158.40 : x
  2. Step 2: Convert to fraction form
    546,303,998.40/819,455,997.60 = 451,932,158.40/x
  3. Step 3: Cross multiply
    546,303,998.40x = 819,455,997.60 × 451,932,158.40
  4. Step 4: Simplify right side
    546,303,998.40x = 370,338,517,709,193,216
  5. Step 5: Solve for x
    x = 370,338,517,709,193,216/546,303,998.40
  6. Step 6: Final answer
    x = 677,898,237.60

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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.