Home / 1,905,948,167.22-2,630,520,392.37-1,587,904,083.84

Finding the Fourth Proportional to 1,905,948,167.22, 2,630,520,392.37 and 1,587,904,083.84

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Solution

The fourth proportional to 1,905,948,167.22, 2,630,520,392.37 and 1,587,904,083.84 is: 2,191,567,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,948,167.22 : 2,630,520,392.37 = 1,587,904,083.84 : x
  2. Step 2: Convert to fraction form
    1,905,948,167.22/2,630,520,392.37 = 1,587,904,083.84/x
  3. Step 3: Cross multiply
    1,905,948,167.22x = 2,630,520,392.37 × 1,587,904,083.84
  4. Step 4: Simplify right side
    1,905,948,167.22x = 4,177,014,073,668,721,664
  5. Step 5: Solve for x
    x = 4,177,014,073,668,721,664/1,905,948,167.22
  6. Step 6: Final answer
    x = 2,191,567,507.19

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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.