Home / 677,334,901.48-1,015,673,686.62-397,292,318.44

Finding the Fourth Proportional to 677,334,901.48, 1,015,673,686.62 and 397,292,318.44

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Solution

The fourth proportional to 677,334,901.48, 1,015,673,686.62 and 397,292,318.44 is: 595,745,698.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,334,901.48 : 1,015,673,686.62 = 397,292,318.44 : x
  2. Step 2: Convert to fraction form
    677,334,901.48/1,015,673,686.62 = 397,292,318.44/x
  3. Step 3: Cross multiply
    677,334,901.48x = 1,015,673,686.62 × 397,292,318.44
  4. Step 4: Simplify right side
    677,334,901.48x = 403,519,353,735,761,792
  5. Step 5: Solve for x
    x = 403,519,353,735,761,792/677,334,901.48
  6. Step 6: Final answer
    x = 595,745,698.11

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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.