Home / 970,237,232.70-1,455,544,805.85-280,166,999.10

Finding the Fourth Proportional to 970,237,232.70, 1,455,544,805.85 and 280,166,999.10

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Solution

The fourth proportional to 970,237,232.70, 1,455,544,805.85 and 280,166,999.10 is: 420,305,062.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,237,232.70 : 1,455,544,805.85 = 280,166,999.10 : x
  2. Step 2: Convert to fraction form
    970,237,232.70/1,455,544,805.85 = 280,166,999.10/x
  3. Step 3: Cross multiply
    970,237,232.70x = 1,455,544,805.85 × 280,166,999.10
  4. Step 4: Simplify right side
    970,237,232.70x = 407,795,620,310,586,624
  5. Step 5: Solve for x
    x = 407,795,620,310,586,624/970,237,232.70
  6. Step 6: Final answer
    x = 420,305,062.07

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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.