Home / 270,982,289.88-406,473,748.38-74,247,377.22

Finding the Fourth Proportional to 270,982,289.88, 406,473,748.38 and 74,247,377.22

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Solution

The fourth proportional to 270,982,289.88, 406,473,748.38 and 74,247,377.22 is: 111,371,151.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,982,289.88 : 406,473,748.38 = 74,247,377.22 : x
  2. Step 2: Convert to fraction form
    270,982,289.88/406,473,748.38 = 74,247,377.22/x
  3. Step 3: Cross multiply
    270,982,289.88x = 406,473,748.38 × 74,247,377.22
  4. Step 4: Simplify right side
    270,982,289.88x = 30,179,609,725,997,224
  5. Step 5: Solve for x
    x = 30,179,609,725,997,224/270,982,289.88
  6. Step 6: Final answer
    x = 111,371,151.74

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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.