Home / 696,550,204.33-961,210,270.82-379,011,697.25

Finding the Fourth Proportional to 696,550,204.33, 961,210,270.82 and 379,011,697.25

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Solution

The fourth proportional to 696,550,204.33, 961,210,270.82 and 379,011,697.25 is: 523,020,356.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,550,204.33 : 961,210,270.82 = 379,011,697.25 : x
  2. Step 2: Convert to fraction form
    696,550,204.33/961,210,270.82 = 379,011,697.25/x
  3. Step 3: Cross multiply
    696,550,204.33x = 961,210,270.82 × 379,011,697.25
  4. Step 4: Simplify right side
    696,550,204.33x = 364,309,936,153,761,856
  5. Step 5: Solve for x
    x = 364,309,936,153,761,856/696,550,204.33
  6. Step 6: Final answer
    x = 523,020,356.45

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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.