Home / 5,743,441,478.72-7,925,949,255.87-3,103,242,590.72

Finding the Fourth Proportional to 5,743,441,478.72, 7,925,949,255.87 and 3,103,242,590.72

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Solution

The fourth proportional to 5,743,441,478.72, 7,925,949,255.87 and 3,103,242,590.72 is: 4,282,474,783.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743,441,478.72 : 7,925,949,255.87 = 3,103,242,590.72 : x
  2. Step 2: Convert to fraction form
    5,743,441,478.72/7,925,949,255.87 = 3,103,242,590.72/x
  3. Step 3: Cross multiply
    5,743,441,478.72x = 7,925,949,255.87 × 3,103,242,590.72
  4. Step 4: Simplify right side
    5,743,441,478.72x = 24,596,143,302,721,089,536
  5. Step 5: Solve for x
    x = 24,596,143,302,721,089,536/5,743,441,478.72
  6. Step 6: Final answer
    x = 4,282,474,783.43

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.