Home / 278,191,803.60-417,287,705.40-244,179,579.60

Finding the Fourth Proportional to 278,191,803.60, 417,287,705.40 and 244,179,579.60

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Solution

The fourth proportional to 278,191,803.60, 417,287,705.40 and 244,179,579.60 is: 366,269,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,191,803.60 : 417,287,705.40 = 244,179,579.60 : x
  2. Step 2: Convert to fraction form
    278,191,803.60/417,287,705.40 = 244,179,579.60/x
  3. Step 3: Cross multiply
    278,191,803.60x = 417,287,705.40 × 244,179,579.60
  4. Step 4: Simplify right side
    278,191,803.60x = 101,893,136,476,820,640
  5. Step 5: Solve for x
    x = 101,893,136,476,820,640/278,191,803.60
  6. Step 6: Final answer
    x = 366,269,369.40

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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.