Home / 37,234,918,770.72-51,385,278,066.27-20,319,656,609.70

Finding the Fourth Proportional to 37,234,918,770.72, 51,385,278,066.27 and 20,319,656,609.70

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Solution

The fourth proportional to 37,234,918,770.72, 51,385,278,066.27 and 20,319,656,609.70 is: 28,041,721,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,234,918,770.72 : 51,385,278,066.27 = 20,319,656,609.70 : x
  2. Step 2: Convert to fraction form
    37,234,918,770.72/51,385,278,066.27 = 20,319,656,609.70/x
  3. Step 3: Cross multiply
    37,234,918,770.72x = 51,385,278,066.27 × 20,319,656,609.70
  4. Step 4: Simplify right side
    37,234,918,770.72x = 1,044,131,205,100,555,599,872
  5. Step 5: Solve for x
    x = 1,044,131,205,100,555,599,872/37,234,918,770.72
  6. Step 6: Final answer
    x = 28,041,721,039.60

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1.5x scale

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.