Home / 1,173,274,402.60-1,761,255,296.70-688,873,148.20

Finding the Fourth Proportional to 1,173,274,402.60, 1,761,255,296.70 and 688,873,148.20

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Solution

The fourth proportional to 1,173,274,402.60, 1,761,255,296.70 and 688,873,148.20 is: 1,034,098,654.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,274,402.60 : 1,761,255,296.70 = 688,873,148.20 : x
  2. Step 2: Convert to fraction form
    1,173,274,402.60/1,761,255,296.70 = 688,873,148.20/x
  3. Step 3: Cross multiply
    1,173,274,402.60x = 1,761,255,296.70 × 688,873,148.20
  4. Step 4: Simplify right side
    1,173,274,402.60x = 1,213,281,481,021,654,272
  5. Step 5: Solve for x
    x = 1,213,281,481,021,654,272/1,173,274,402.60
  6. Step 6: Final answer
    x = 1,034,098,654.44

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1.5x scale

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.