Home / 187,745,172.59-259,083,428.75-104,113,090.15

Finding the Fourth Proportional to 187,745,172.59, 259,083,428.75 and 104,113,090.15

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Solution

The fourth proportional to 187,745,172.59, 259,083,428.75 and 104,113,090.15 is: 143,673,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,745,172.59 : 259,083,428.75 = 104,113,090.15 : x
  2. Step 2: Convert to fraction form
    187,745,172.59/259,083,428.75 = 104,113,090.15/x
  3. Step 3: Cross multiply
    187,745,172.59x = 259,083,428.75 × 104,113,090.15
  4. Step 4: Simplify right side
    187,745,172.59x = 26,973,976,372,003,868
  5. Step 5: Solve for x
    x = 26,973,976,372,003,868/187,745,172.59
  6. Step 6: Final answer
    x = 143,673,341.90

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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.