Home / 617,463,219.60-926,194,829.40-311,353,203.60

Finding the Fourth Proportional to 617,463,219.60, 926,194,829.40 and 311,353,203.60

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Solution

The fourth proportional to 617,463,219.60, 926,194,829.40 and 311,353,203.60 is: 467,029,805.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,463,219.60 : 926,194,829.40 = 311,353,203.60 : x
  2. Step 2: Convert to fraction form
    617,463,219.60/926,194,829.40 = 311,353,203.60/x
  3. Step 3: Cross multiply
    617,463,219.60x = 926,194,829.40 × 311,353,203.60
  4. Step 4: Simplify right side
    617,463,219.60x = 288,373,727,291,445,504
  5. Step 5: Solve for x
    x = 288,373,727,291,445,504/617,463,219.60
  6. Step 6: Final answer
    x = 467,029,805.40

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Similar ratio
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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.