Home / 11,984,952,362.40-17,972,969,266.80-4,122,157,687.20

Finding the Fourth Proportional to 11,984,952,362.40, 17,972,969,266.80 and 4,122,157,687.20

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Solution

The fourth proportional to 11,984,952,362.40, 17,972,969,266.80 and 4,122,157,687.20 is: 6,181,702,787.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,984,952,362.40 : 17,972,969,266.80 = 4,122,157,687.20 : x
  2. Step 2: Convert to fraction form
    11,984,952,362.40/17,972,969,266.80 = 4,122,157,687.20/x
  3. Step 3: Cross multiply
    11,984,952,362.40x = 17,972,969,266.80 × 4,122,157,687.20
  4. Step 4: Simplify right side
    11,984,952,362.40x = 74,087,413,424,948,953,088
  5. Step 5: Solve for x
    x = 74,087,413,424,948,953,088/11,984,952,362.40
  6. Step 6: Final answer
    x = 6,181,702,787.35

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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.