Home / 673,583,233.16-929,534,969.21-376,229,814.81

Finding the Fourth Proportional to 673,583,233.16, 929,534,969.21 and 376,229,814.81

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Solution

The fourth proportional to 673,583,233.16, 929,534,969.21 and 376,229,814.81 is: 519,191,618.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,583,233.16 : 929,534,969.21 = 376,229,814.81 : x
  2. Step 2: Convert to fraction form
    673,583,233.16/929,534,969.21 = 376,229,814.81/x
  3. Step 3: Cross multiply
    673,583,233.16x = 929,534,969.21 × 376,229,814.81
  4. Step 4: Simplify right side
    673,583,233.16x = 349,718,769,320,649,728
  5. Step 5: Solve for x
    x = 349,718,769,320,649,728/673,583,233.16
  6. Step 6: Final answer
    x = 519,191,618.95

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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.