Home / 386,899,883.10-579,593,997.45-233,089,047.90

Finding the Fourth Proportional to 386,899,883.10, 579,593,997.45 and 233,089,047.90

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Solution

The fourth proportional to 386,899,883.10, 579,593,997.45 and 233,089,047.90 is: 349,178,221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,899,883.10 : 579,593,997.45 = 233,089,047.90 : x
  2. Step 2: Convert to fraction form
    386,899,883.10/579,593,997.45 = 233,089,047.90/x
  3. Step 3: Cross multiply
    386,899,883.10x = 579,593,997.45 × 233,089,047.90
  4. Step 4: Simplify right side
    386,899,883.10x = 135,097,013,034,175,536
  5. Step 5: Solve for x
    x = 135,097,013,034,175,536/386,899,883.10
  6. Step 6: Final answer
    x = 349,178,221.38

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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.