Home / 248,403,633.06-342,799,354.32-136,898,488.77

Finding the Fourth Proportional to 248,403,633.06, 342,799,354.32 and 136,898,488.77

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Solution

The fourth proportional to 248,403,633.06, 342,799,354.32 and 136,898,488.77 is: 188,921,204.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,403,633.06 : 342,799,354.32 = 136,898,488.77 : x
  2. Step 2: Convert to fraction form
    248,403,633.06/342,799,354.32 = 136,898,488.77/x
  3. Step 3: Cross multiply
    248,403,633.06x = 342,799,354.32 × 136,898,488.77
  4. Step 4: Simplify right side
    248,403,633.06x = 46,928,713,557,739,776
  5. Step 5: Solve for x
    x = 46,928,713,557,739,776/248,403,633.06
  6. Step 6: Final answer
    x = 188,921,204.49

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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.