Home / 1,351,224,774.99-2,026,445,667.61-405,784,718.73

Finding the Fourth Proportional to 1,351,224,774.99, 2,026,445,667.61 and 405,784,718.73

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Solution

The fourth proportional to 1,351,224,774.99, 2,026,445,667.61 and 405,784,718.73 is: 608,559,508.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,224,774.99 : 2,026,445,667.61 = 405,784,718.73 : x
  2. Step 2: Convert to fraction form
    1,351,224,774.99/2,026,445,667.61 = 405,784,718.73/x
  3. Step 3: Cross multiply
    1,351,224,774.99x = 2,026,445,667.61 × 405,784,718.73
  4. Step 4: Simplify right side
    1,351,224,774.99x = 822,300,685,240,589,824
  5. Step 5: Solve for x
    x = 822,300,685,240,589,824/1,351,224,774.99
  6. Step 6: Final answer
    x = 608,559,508.72

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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.