Home / 5,490,635,469.27-7,577,905,199.75-3,348,484,901.56

Finding the Fourth Proportional to 5,490,635,469.27, 7,577,905,199.75 and 3,348,484,901.56

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Solution

The fourth proportional to 5,490,635,469.27, 7,577,905,199.75 and 3,348,484,901.56 is: 4,621,414,276.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490,635,469.27 : 7,577,905,199.75 = 3,348,484,901.56 : x
  2. Step 2: Convert to fraction form
    5,490,635,469.27/7,577,905,199.75 = 3,348,484,901.56/x
  3. Step 3: Cross multiply
    5,490,635,469.27x = 7,577,905,199.75 × 3,348,484,901.56
  4. Step 4: Simplify right side
    5,490,635,469.27x = 25,374,501,146,815,889,408
  5. Step 5: Solve for x
    x = 25,374,501,146,815,889,408/5,490,635,469.27
  6. Step 6: Final answer
    x = 4,621,414,276.88

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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.