Home / 567,017,057.25-782,484,066.32-306,256,673.25

Finding the Fourth Proportional to 567,017,057.25, 782,484,066.32 and 306,256,673.25

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Solution

The fourth proportional to 567,017,057.25, 782,484,066.32 and 306,256,673.25 is: 422,634,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,017,057.25 : 782,484,066.32 = 306,256,673.25 : x
  2. Step 2: Convert to fraction form
    567,017,057.25/782,484,066.32 = 306,256,673.25/x
  3. Step 3: Cross multiply
    567,017,057.25x = 782,484,066.32 × 306,256,673.25
  4. Step 4: Simplify right side
    567,017,057.25x = 239,640,967,020,764,320
  5. Step 5: Solve for x
    x = 239,640,967,020,764,320/567,017,057.25
  6. Step 6: Final answer
    x = 422,634,493.90

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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.