Home / 600,380,388.19-828,533,397.21-345,921,112.76

Finding the Fourth Proportional to 600,380,388.19, 828,533,397.21 and 345,921,112.76

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Solution

The fourth proportional to 600,380,388.19, 828,533,397.21 and 345,921,112.76 is: 477,376,010.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,380,388.19 : 828,533,397.21 = 345,921,112.76 : x
  2. Step 2: Convert to fraction form
    600,380,388.19/828,533,397.21 = 345,921,112.76/x
  3. Step 3: Cross multiply
    600,380,388.19x = 828,533,397.21 × 345,921,112.76
  4. Step 4: Simplify right side
    600,380,388.19x = 286,607,194,716,269,856
  5. Step 5: Solve for x
    x = 286,607,194,716,269,856/600,380,388.19
  6. Step 6: Final answer
    x = 477,376,010.86

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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.