Home / 190,054,237.97-262,274,848.40-103,134,109.97

Finding the Fourth Proportional to 190,054,237.97, 262,274,848.40 and 103,134,109.97

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Solution

The fourth proportional to 190,054,237.97, 262,274,848.40 and 103,134,109.97 is: 142,325,071.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,054,237.97 : 262,274,848.40 = 103,134,109.97 : x
  2. Step 2: Convert to fraction form
    190,054,237.97/262,274,848.40 = 103,134,109.97/x
  3. Step 3: Cross multiply
    190,054,237.97x = 262,274,848.40 × 103,134,109.97
  4. Step 4: Simplify right side
    190,054,237.97x = 27,049,483,056,600,024
  5. Step 5: Solve for x
    x = 27,049,483,056,600,024/190,054,237.97
  6. Step 6: Final answer
    x = 142,325,071.76

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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.