Home / 578,853,220.32-798,822,489.24-314,535,212.64

Finding the Fourth Proportional to 578,853,220.32, 798,822,489.24 and 314,535,212.64

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Solution

The fourth proportional to 578,853,220.32, 798,822,489.24 and 314,535,212.64 is: 434,061,334.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,853,220.32 : 798,822,489.24 = 314,535,212.64 : x
  2. Step 2: Convert to fraction form
    578,853,220.32/798,822,489.24 = 314,535,212.64/x
  3. Step 3: Cross multiply
    578,853,220.32x = 798,822,489.24 × 314,535,212.64
  4. Step 4: Simplify right side
    578,853,220.32x = 251,257,801,514,717,504
  5. Step 5: Solve for x
    x = 251,257,801,514,717,504/578,853,220.32
  6. Step 6: Final answer
    x = 434,061,334.89

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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.