Home / 187,086,518.97-258,181,066.77-103,460,308.22

Finding the Fourth Proportional to 187,086,518.97, 258,181,066.77 and 103,460,308.22

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Solution

The fourth proportional to 187,086,518.97, 258,181,066.77 and 103,460,308.22 is: 142,776,149.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,086,518.97 : 258,181,066.77 = 103,460,308.22 : x
  2. Step 2: Convert to fraction form
    187,086,518.97/258,181,066.77 = 103,460,308.22/x
  3. Step 3: Cross multiply
    187,086,518.97x = 258,181,066.77 × 103,460,308.22
  4. Step 4: Simplify right side
    187,086,518.97x = 26,711,492,743,301,696
  5. Step 5: Solve for x
    x = 26,711,492,743,301,696/187,086,518.97
  6. Step 6: Final answer
    x = 142,776,149.19

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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.