Home / 270,865,861.74-373,817,942.64-153,412,086.33

Finding the Fourth Proportional to 270,865,861.74, 373,817,942.64 and 153,412,086.33

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Solution

The fourth proportional to 270,865,861.74, 373,817,942.64 and 153,412,086.33 is: 211,721,736.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,865,861.74 : 373,817,942.64 = 153,412,086.33 : x
  2. Step 2: Convert to fraction form
    270,865,861.74/373,817,942.64 = 153,412,086.33/x
  3. Step 3: Cross multiply
    270,865,861.74x = 373,817,942.64 × 153,412,086.33
  4. Step 4: Simplify right side
    270,865,861.74x = 57,348,190,487,990,672
  5. Step 5: Solve for x
    x = 57,348,190,487,990,672/270,865,861.74
  6. Step 6: Final answer
    x = 211,721,736.06

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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.