Home / 195,010,749.66-269,113,842.90-105,702,333.84

Finding the Fourth Proportional to 195,010,749.66, 269,113,842.90 and 105,702,333.84

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Solution

The fourth proportional to 195,010,749.66, 269,113,842.90 and 105,702,333.84 is: 145,868,683.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,010,749.66 : 269,113,842.90 = 105,702,333.84 : x
  2. Step 2: Convert to fraction form
    195,010,749.66/269,113,842.90 = 105,702,333.84/x
  3. Step 3: Cross multiply
    195,010,749.66x = 269,113,842.90 × 105,702,333.84
  4. Step 4: Simplify right side
    195,010,749.66x = 28,445,961,263,181,112
  5. Step 5: Solve for x
    x = 28,445,961,263,181,112/195,010,749.66
  6. Step 6: Final answer
    x = 145,868,683.20

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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.