Home / 370,157,628.21-551,927,137.89-359,987,840.48

Finding the Fourth Proportional to 370,157,628.21, 551,927,137.89 and 359,987,840.48

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Solution

The fourth proportional to 370,157,628.21, 551,927,137.89 and 359,987,840.48 is: 536,763,376.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,157,628.21 : 551,927,137.89 = 359,987,840.48 : x
  2. Step 2: Convert to fraction form
    370,157,628.21/551,927,137.89 = 359,987,840.48/x
  3. Step 3: Cross multiply
    370,157,628.21x = 551,927,137.89 × 359,987,840.48
  4. Step 4: Simplify right side
    370,157,628.21x = 198,687,058,468,568,672
  5. Step 5: Solve for x
    x = 198,687,058,468,568,672/370,157,628.21
  6. Step 6: Final answer
    x = 536,763,376.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.