Home / 15,583,577,876.76-21,504,761,331.33-8,446,838,460.93

Finding the Fourth Proportional to 15,583,577,876.76, 21,504,761,331.33 and 8,446,838,460.93

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Solution

The fourth proportional to 15,583,577,876.76, 21,504,761,331.33 and 8,446,838,460.93 is: 11,656,324,789.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583,577,876.76 : 21,504,761,331.33 = 8,446,838,460.93 : x
  2. Step 2: Convert to fraction form
    15,583,577,876.76/21,504,761,331.33 = 8,446,838,460.93/x
  3. Step 3: Cross multiply
    15,583,577,876.76x = 21,504,761,331.33 × 8,446,838,460.93
  4. Step 4: Simplify right side
    15,583,577,876.76x = 181,647,245,106,598,510,592
  5. Step 5: Solve for x
    x = 181,647,245,106,598,510,592/15,583,577,876.76
  6. Step 6: Final answer
    x = 11,656,324,789.03

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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.