Home / 703,584,218.34-970,964,090.46-386,044,380.18

Finding the Fourth Proportional to 703,584,218.34, 970,964,090.46 and 386,044,380.18

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Solution

The fourth proportional to 703,584,218.34, 970,964,090.46 and 386,044,380.18 is: 532,751,049.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,584,218.34 : 970,964,090.46 = 386,044,380.18 : x
  2. Step 2: Convert to fraction form
    703,584,218.34/970,964,090.46 = 386,044,380.18/x
  3. Step 3: Cross multiply
    703,584,218.34x = 970,964,090.46 × 386,044,380.18
  4. Step 4: Simplify right side
    703,584,218.34x = 374,835,230,478,668,160
  5. Step 5: Solve for x
    x = 374,835,230,478,668,160/703,584,218.34
  6. Step 6: Final answer
    x = 532,751,049.14

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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.