Home / 880,608,004.70-1,320,912,007.05-362,771,894.30

Finding the Fourth Proportional to 880,608,004.70, 1,320,912,007.05 and 362,771,894.30

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Solution

The fourth proportional to 880,608,004.70, 1,320,912,007.05 and 362,771,894.30 is: 544,157,841.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,608,004.70 : 1,320,912,007.05 = 362,771,894.30 : x
  2. Step 2: Convert to fraction form
    880,608,004.70/1,320,912,007.05 = 362,771,894.30/x
  3. Step 3: Cross multiply
    880,608,004.70x = 1,320,912,007.05 × 362,771,894.30
  4. Step 4: Simplify right side
    880,608,004.70x = 479,189,751,001,143,424
  5. Step 5: Solve for x
    x = 479,189,751,001,143,424/880,608,004.70
  6. Step 6: Final answer
    x = 544,157,841.45

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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.