Home / 1,905,948,164.22-2,630,520,388.23-1,587,904,080.84

Finding the Fourth Proportional to 1,905,948,164.22, 2,630,520,388.23 and 1,587,904,080.84

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Solution

The fourth proportional to 1,905,948,164.22, 2,630,520,388.23 and 1,587,904,080.84 is: 2,191,567,503.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,948,164.22 : 2,630,520,388.23 = 1,587,904,080.84 : x
  2. Step 2: Convert to fraction form
    1,905,948,164.22/2,630,520,388.23 = 1,587,904,080.84/x
  3. Step 3: Cross multiply
    1,905,948,164.22x = 2,630,520,388.23 × 1,587,904,080.84
  4. Step 4: Simplify right side
    1,905,948,164.22x = 4,177,014,059,203,237,888
  5. Step 5: Solve for x
    x = 4,177,014,059,203,237,888/1,905,948,164.22
  6. Step 6: Final answer
    x = 2,191,567,503.05

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Double scale
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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.