Home / 667,117,144.77-999,267,961.65-535,245,457.65

Finding the Fourth Proportional to 667,117,144.77, 999,267,961.65 and 535,245,457.65

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Solution

The fourth proportional to 667,117,144.77, 999,267,961.65 and 535,245,457.65 is: 801,738,707.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,117,144.77 : 999,267,961.65 = 535,245,457.65 : x
  2. Step 2: Convert to fraction form
    667,117,144.77/999,267,961.65 = 535,245,457.65/x
  3. Step 3: Cross multiply
    667,117,144.77x = 999,267,961.65 × 535,245,457.65
  4. Step 4: Simplify right side
    667,117,144.77x = 534,853,637,448,336,832
  5. Step 5: Solve for x
    x = 534,853,637,448,336,832/667,117,144.77
  6. Step 6: Final answer
    x = 801,738,707.57

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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.