Home / 606,079,749.76-909,020,091.84-260,940,457.60

Finding the Fourth Proportional to 606,079,749.76, 909,020,091.84 and 260,940,457.60

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Solution

The fourth proportional to 606,079,749.76, 909,020,091.84 and 260,940,457.60 is: 391,367,833.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,079,749.76 : 909,020,091.84 = 260,940,457.60 : x
  2. Step 2: Convert to fraction form
    606,079,749.76/909,020,091.84 = 260,940,457.60/x
  3. Step 3: Cross multiply
    606,079,749.76x = 909,020,091.84 × 260,940,457.60
  4. Step 4: Simplify right side
    606,079,749.76x = 237,200,118,732,323,616
  5. Step 5: Solve for x
    x = 237,200,118,732,323,616/606,079,749.76
  6. Step 6: Final answer
    x = 391,367,833.73

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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.