Home / 343,436,160.50-515,088,530.27-133,346,851.06

Finding the Fourth Proportional to 343,436,160.50, 515,088,530.27 and 133,346,851.06

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Solution

The fourth proportional to 343,436,160.50, 515,088,530.27 and 133,346,851.06 is: 199,994,763.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,436,160.50 : 515,088,530.27 = 133,346,851.06 : x
  2. Step 2: Convert to fraction form
    343,436,160.50/515,088,530.27 = 133,346,851.06/x
  3. Step 3: Cross multiply
    343,436,160.50x = 515,088,530.27 × 133,346,851.06
  4. Step 4: Simplify right side
    343,436,160.50x = 68,685,433,528,627,992
  5. Step 5: Solve for x
    x = 68,685,433,528,627,992/343,436,160.50
  6. Step 6: Final answer
    x = 199,994,763.01

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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.