Home / 703,629,000.48-971,007,644.20-386,091,331.40

Finding the Fourth Proportional to 703,629,000.48, 971,007,644.20 and 386,091,331.40

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Solution

The fourth proportional to 703,629,000.48, 971,007,644.20 and 386,091,331.40 is: 532,805,830.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,629,000.48 : 971,007,644.20 = 386,091,331.40 : x
  2. Step 2: Convert to fraction form
    703,629,000.48/971,007,644.20 = 386,091,331.40/x
  3. Step 3: Cross multiply
    703,629,000.48x = 971,007,644.20 × 386,091,331.40
  4. Step 4: Simplify right side
    703,629,000.48x = 374,897,634,148,755,456
  5. Step 5: Solve for x
    x = 374,897,634,148,755,456/703,629,000.48
  6. Step 6: Final answer
    x = 532,805,830.76

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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.