Home / 1,484,078,912.20-2,225,551,497.90-448,595,648.20

Finding the Fourth Proportional to 1,484,078,912.20, 2,225,551,497.90 and 448,595,648.20

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Solution

The fourth proportional to 1,484,078,912.20, 2,225,551,497.90 and 448,595,648.20 is: 672,722,123.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,078,912.20 : 2,225,551,497.90 = 448,595,648.20 : x
  2. Step 2: Convert to fraction form
    1,484,078,912.20/2,225,551,497.90 = 448,595,648.20/x
  3. Step 3: Cross multiply
    1,484,078,912.20x = 2,225,551,497.90 × 448,595,648.20
  4. Step 4: Simplify right side
    1,484,078,912.20x = 998,372,716,802,931,456
  5. Step 5: Solve for x
    x = 998,372,716,802,931,456/1,484,078,912.20
  6. Step 6: Final answer
    x = 672,722,123.19

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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.