Home / 262,213,309.76-361,854,312.90-144,738,608.86

Finding the Fourth Proportional to 262,213,309.76, 361,854,312.90 and 144,738,608.86

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Solution

The fourth proportional to 262,213,309.76, 361,854,312.90 and 144,738,608.86 is: 199,739,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,213,309.76 : 361,854,312.90 = 144,738,608.86 : x
  2. Step 2: Convert to fraction form
    262,213,309.76/361,854,312.90 = 144,738,608.86/x
  3. Step 3: Cross multiply
    262,213,309.76x = 361,854,312.90 × 144,738,608.86
  4. Step 4: Simplify right side
    262,213,309.76x = 52,374,289,857,014,536
  5. Step 5: Solve for x
    x = 52,374,289,857,014,536/262,213,309.76
  6. Step 6: Final answer
    x = 199,739,250.10

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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.