Home / 556,997,609.86-835,524,166.60-211,977,977.02

Finding the Fourth Proportional to 556,997,609.86, 835,524,166.60 and 211,977,977.02

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Solution

The fourth proportional to 556,997,609.86, 835,524,166.60 and 211,977,977.02 is: 317,977,527.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,997,609.86 : 835,524,166.60 = 211,977,977.02 : x
  2. Step 2: Convert to fraction form
    556,997,609.86/835,524,166.60 = 211,977,977.02/x
  3. Step 3: Cross multiply
    556,997,609.86x = 835,524,166.60 × 211,977,977.02
  4. Step 4: Simplify right side
    556,997,609.86x = 177,112,722,587,189,472
  5. Step 5: Solve for x
    x = 177,112,722,587,189,472/556,997,609.86
  6. Step 6: Final answer
    x = 317,977,527.11

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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.