Home / 380,548,639.73-570,824,023.72-118,271,542.34

Finding the Fourth Proportional to 380,548,639.73, 570,824,023.72 and 118,271,542.34

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Solution

The fourth proportional to 380,548,639.73, 570,824,023.72 and 118,271,542.34 is: 177,407,644.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,548,639.73 : 570,824,023.72 = 118,271,542.34 : x
  2. Step 2: Convert to fraction form
    380,548,639.73/570,824,023.72 = 118,271,542.34/x
  3. Step 3: Cross multiply
    380,548,639.73x = 570,824,023.72 × 118,271,542.34
  4. Step 4: Simplify right side
    380,548,639.73x = 67,512,237,690,089,152
  5. Step 5: Solve for x
    x = 67,512,237,690,089,152/380,548,639.73
  6. Step 6: Final answer
    x = 177,407,644.23

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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.