Home / 3,138,467,036.40-4,707,700,554.60-2,648,691,010.80

Finding the Fourth Proportional to 3,138,467,036.40, 4,707,700,554.60 and 2,648,691,010.80

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Solution

The fourth proportional to 3,138,467,036.40, 4,707,700,554.60 and 2,648,691,010.80 is: 3,973,036,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,467,036.40 : 4,707,700,554.60 = 2,648,691,010.80 : x
  2. Step 2: Convert to fraction form
    3,138,467,036.40/4,707,700,554.60 = 2,648,691,010.80/x
  3. Step 3: Cross multiply
    3,138,467,036.40x = 4,707,700,554.60 × 2,648,691,010.80
  4. Step 4: Simplify right side
    3,138,467,036.40x = 12,469,244,140,507,197,440
  5. Step 5: Solve for x
    x = 12,469,244,140,507,197,440/3,138,467,036.40
  6. Step 6: Final answer
    x = 3,973,036,516.20

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1.5x scale

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.