Home / 248,403,631.06-342,799,351.56-136,898,486.77

Finding the Fourth Proportional to 248,403,631.06, 342,799,351.56 and 136,898,486.77

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Solution

The fourth proportional to 248,403,631.06, 342,799,351.56 and 136,898,486.77 is: 188,921,201.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,403,631.06 : 342,799,351.56 = 136,898,486.77 : x
  2. Step 2: Convert to fraction form
    248,403,631.06/342,799,351.56 = 136,898,486.77/x
  3. Step 3: Cross multiply
    248,403,631.06x = 342,799,351.56 × 136,898,486.77
  4. Step 4: Simplify right side
    248,403,631.06x = 46,928,712,494,301,240
  5. Step 5: Solve for x
    x = 46,928,712,494,301,240/248,403,631.06
  6. Step 6: Final answer
    x = 188,921,201.73

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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.