Home / 179,135,577.60-247,180,434.48-100,814,460.20

Finding the Fourth Proportional to 179,135,577.60, 247,180,434.48 and 100,814,460.20

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Solution

The fourth proportional to 179,135,577.60, 247,180,434.48 and 100,814,460.20 is: 139,108,949.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,135,577.60 : 247,180,434.48 = 100,814,460.20 : x
  2. Step 2: Convert to fraction form
    179,135,577.60/247,180,434.48 = 100,814,460.20/x
  3. Step 3: Cross multiply
    179,135,577.60x = 247,180,434.48 × 100,814,460.20
  4. Step 4: Simplify right side
    179,135,577.60x = 24,919,362,074,102,668
  5. Step 5: Solve for x
    x = 24,919,362,074,102,668/179,135,577.60
  6. Step 6: Final answer
    x = 139,108,949.81

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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.