Home / 368,135,001.57-508,025,948.62-203,122,579.17

Finding the Fourth Proportional to 368,135,001.57, 508,025,948.62 and 203,122,579.17

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Solution

The fourth proportional to 368,135,001.57, 508,025,948.62 and 203,122,579.17 is: 280,308,964.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,135,001.57 : 508,025,948.62 = 203,122,579.17 : x
  2. Step 2: Convert to fraction form
    368,135,001.57/508,025,948.62 = 203,122,579.17/x
  3. Step 3: Cross multiply
    368,135,001.57x = 508,025,948.62 × 203,122,579.17
  4. Step 4: Simplify right side
    368,135,001.57x = 103,191,540,968,980,304
  5. Step 5: Solve for x
    x = 103,191,540,968,980,304/368,135,001.57
  6. Step 6: Final answer
    x = 280,308,964.18

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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.