Home / 1,289,867,361.75-1,934,781,599.52-580,314,836.34

Finding the Fourth Proportional to 1,289,867,361.75, 1,934,781,599.52 and 580,314,836.34

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Solution

The fourth proportional to 1,289,867,361.75, 1,934,781,599.52 and 580,314,836.34 is: 870,463,507.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,867,361.75 : 1,934,781,599.52 = 580,314,836.34 : x
  2. Step 2: Convert to fraction form
    1,289,867,361.75/1,934,781,599.52 = 580,314,836.34/x
  3. Step 3: Cross multiply
    1,289,867,361.75x = 1,934,781,599.52 × 580,314,836.34
  4. Step 4: Simplify right side
    1,289,867,361.75x = 1,122,782,467,279,092,224
  5. Step 5: Solve for x
    x = 1,122,782,467,279,092,224/1,289,867,361.75
  6. Step 6: Final answer
    x = 870,463,507.00

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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.