Home / 100,822,046.40-151,233,069.60-49,728,542.40

Finding the Fourth Proportional to 100,822,046.40, 151,233,069.60 and 49,728,542.40

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Solution

The fourth proportional to 100,822,046.40, 151,233,069.60 and 49,728,542.40 is: 74,592,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,822,046.40 : 151,233,069.60 = 49,728,542.40 : x
  2. Step 2: Convert to fraction form
    100,822,046.40/151,233,069.60 = 49,728,542.40/x
  3. Step 3: Cross multiply
    100,822,046.40x = 151,233,069.60 × 49,728,542.40
  4. Step 4: Simplify right side
    100,822,046.40x = 7,520,600,113,885,751
  5. Step 5: Solve for x
    x = 7,520,600,113,885,751/100,822,046.40
  6. Step 6: Final answer
    x = 74,592,813.60

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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.