Home / 199,623,883.70-275,088,543.36-152,634,198.54

Finding the Fourth Proportional to 199,623,883.70, 275,088,543.36 and 152,634,198.54

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Solution

The fourth proportional to 199,623,883.70, 275,088,543.36 and 152,634,198.54 is: 210,335,149.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,623,883.70 : 275,088,543.36 = 152,634,198.54 : x
  2. Step 2: Convert to fraction form
    199,623,883.70/275,088,543.36 = 152,634,198.54/x
  3. Step 3: Cross multiply
    199,623,883.70x = 275,088,543.36 × 152,634,198.54
  4. Step 4: Simplify right side
    199,623,883.70x = 41,987,919,343,289,640
  5. Step 5: Solve for x
    x = 41,987,919,343,289,640/199,623,883.70
  6. Step 6: Final answer
    x = 210,335,149.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.