Home / 2,138,796,420.40-3,208,194,630.60-2,061,312,322.60

Finding the Fourth Proportional to 2,138,796,420.40, 3,208,194,630.60 and 2,061,312,322.60

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Solution

The fourth proportional to 2,138,796,420.40, 3,208,194,630.60 and 2,061,312,322.60 is: 3,091,968,483.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,796,420.40 : 3,208,194,630.60 = 2,061,312,322.60 : x
  2. Step 2: Convert to fraction form
    2,138,796,420.40/3,208,194,630.60 = 2,061,312,322.60/x
  3. Step 3: Cross multiply
    2,138,796,420.40x = 3,208,194,630.60 × 2,061,312,322.60
  4. Step 4: Simplify right side
    2,138,796,420.40x = 6,613,091,125,354,934,272
  5. Step 5: Solve for x
    x = 6,613,091,125,354,934,272/2,138,796,420.40
  6. Step 6: Final answer
    x = 3,091,968,483.90

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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.