Home / 1,938,949,008.26-2,912,728,185.03-1,202,563,102.10

Finding the Fourth Proportional to 1,938,949,008.26, 2,912,728,185.03 and 1,202,563,102.10

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Solution

The fourth proportional to 1,938,949,008.26, 2,912,728,185.03 and 1,202,563,102.10 is: 1,806,514,470.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,949,008.26 : 2,912,728,185.03 = 1,202,563,102.10 : x
  2. Step 2: Convert to fraction form
    1,938,949,008.26/2,912,728,185.03 = 1,202,563,102.10/x
  3. Step 3: Cross multiply
    1,938,949,008.26x = 2,912,728,185.03 × 1,202,563,102.10
  4. Step 4: Simplify right side
    1,938,949,008.26x = 3,502,739,441,763,779,584
  5. Step 5: Solve for x
    x = 3,502,739,441,763,779,584/1,938,949,008.26
  6. Step 6: Final answer
    x = 1,806,514,470.90

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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.