Home / 380,106,003.18-524,546,284.50-206,265,747.18

Finding the Fourth Proportional to 380,106,003.18, 524,546,284.50 and 206,265,747.18

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Solution

The fourth proportional to 380,106,003.18, 524,546,284.50 and 206,265,747.18 is: 284,646,731.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,106,003.18 : 524,546,284.50 = 206,265,747.18 : x
  2. Step 2: Convert to fraction form
    380,106,003.18/524,546,284.50 = 206,265,747.18/x
  3. Step 3: Cross multiply
    380,106,003.18x = 524,546,284.50 × 206,265,747.18
  4. Step 4: Simplify right side
    380,106,003.18x = 108,195,931,302,885,360
  5. Step 5: Solve for x
    x = 108,195,931,302,885,360/380,106,003.18
  6. Step 6: Final answer
    x = 284,646,731.17

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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.