Home / 238,254,895.19-328,689,765.62-148,791,523.26

Finding the Fourth Proportional to 238,254,895.19, 328,689,765.62 and 148,791,523.26

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Solution

The fourth proportional to 238,254,895.19, 328,689,765.62 and 148,791,523.26 is: 205,268,608.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,254,895.19 : 328,689,765.62 = 148,791,523.26 : x
  2. Step 2: Convert to fraction form
    238,254,895.19/328,689,765.62 = 148,791,523.26/x
  3. Step 3: Cross multiply
    238,254,895.19x = 328,689,765.62 × 148,791,523.26
  4. Step 4: Simplify right side
    238,254,895.19x = 48,906,250,907,618,768
  5. Step 5: Solve for x
    x = 48,906,250,907,618,768/238,254,895.19
  6. Step 6: Final answer
    x = 205,268,608.93

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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.