Home / 248,254,677.09-342,578,792.28-136,743,117.33

Finding the Fourth Proportional to 248,254,677.09, 342,578,792.28 and 136,743,117.33

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Solution

The fourth proportional to 248,254,677.09, 342,578,792.28 and 136,743,117.33 is: 188,698,527.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,254,677.09 : 342,578,792.28 = 136,743,117.33 : x
  2. Step 2: Convert to fraction form
    248,254,677.09/342,578,792.28 = 136,743,117.33/x
  3. Step 3: Cross multiply
    248,254,677.09x = 342,578,792.28 × 136,743,117.33
  4. Step 4: Simplify right side
    248,254,677.09x = 46,845,291,987,513,736
  5. Step 5: Solve for x
    x = 46,845,291,987,513,736/248,254,677.09
  6. Step 6: Final answer
    x = 188,698,527.40

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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.