Home / 667,057,657.19-920,002,812.24-586,417,227.74

Finding the Fourth Proportional to 667,057,657.19, 920,002,812.24 and 586,417,227.74

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Solution

The fourth proportional to 667,057,657.19, 920,002,812.24 and 586,417,227.74 is: 808,783,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,057,657.19 : 920,002,812.24 = 586,417,227.74 : x
  2. Step 2: Convert to fraction form
    667,057,657.19/920,002,812.24 = 586,417,227.74/x
  3. Step 3: Cross multiply
    667,057,657.19x = 920,002,812.24 × 586,417,227.74
  4. Step 4: Simplify right side
    667,057,657.19x = 539,505,498,667,833,600
  5. Step 5: Solve for x
    x = 539,505,498,667,833,600/667,057,657.19
  6. Step 6: Final answer
    x = 808,783,907.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.