Home / 338,299,597,738.66-507,672,956,128.54-159,276,781,595.57

Finding the Fourth Proportional to 338,299,597,738.66, 507,672,956,128.54 and 159,276,781,595.57

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Solution

The fourth proportional to 338,299,597,738.66, 507,672,956,128.54 and 159,276,781,595.57 is: 239,020,427,738.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,299,597,738.66 : 507,672,956,128.54 = 159,276,781,595.57 : x
  2. Step 2: Convert to fraction form
    338,299,597,738.66/507,672,956,128.54 = 159,276,781,595.57/x
  3. Step 3: Cross multiply
    338,299,597,738.66x = 507,672,956,128.54 × 159,276,781,595.57
  4. Step 4: Simplify right side
    338,299,597,738.66x = 80,860,514,555,262,859,739,136
  5. Step 5: Solve for x
    x = 80,860,514,555,262,859,739,136/338,299,597,738.66
  6. Step 6: Final answer
    x = 239,020,427,738.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.