Home / 737,389,983.64-1,105,312,354.52-343,592,144.32

Finding the Fourth Proportional to 737,389,983.64, 1,105,312,354.52 and 343,592,144.32

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Solution

The fourth proportional to 737,389,983.64, 1,105,312,354.52 and 343,592,144.32 is: 515,028,208.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,389,983.64 : 1,105,312,354.52 = 343,592,144.32 : x
  2. Step 2: Convert to fraction form
    737,389,983.64/1,105,312,354.52 = 343,592,144.32/x
  3. Step 3: Cross multiply
    737,389,983.64x = 1,105,312,354.52 × 343,592,144.32
  4. Step 4: Simplify right side
    737,389,983.64x = 379,776,642,032,914,816
  5. Step 5: Solve for x
    x = 379,776,642,032,914,816/737,389,983.64
  6. Step 6: Final answer
    x = 515,028,208.22

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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.