Home / 3,240,979,123.09-4,472,492,889.03-1,831,252,818.73

Finding the Fourth Proportional to 3,240,979,123.09, 4,472,492,889.03 and 1,831,252,818.73

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Solution

The fourth proportional to 3,240,979,123.09, 4,472,492,889.03 and 1,831,252,818.73 is: 2,527,095,948.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,979,123.09 : 4,472,492,889.03 = 1,831,252,818.73 : x
  2. Step 2: Convert to fraction form
    3,240,979,123.09/4,472,492,889.03 = 1,831,252,818.73/x
  3. Step 3: Cross multiply
    3,240,979,123.09x = 4,472,492,889.03 × 1,831,252,818.73
  4. Step 4: Simplify right side
    3,240,979,123.09x = 8,190,265,209,786,067,968
  5. Step 5: Solve for x
    x = 8,190,265,209,786,067,968/3,240,979,123.09
  6. Step 6: Final answer
    x = 2,527,095,948.08

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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.