Home / 113,786,438.24-157,008,393.36-69,109,161.12

Finding the Fourth Proportional to 113,786,438.24, 157,008,393.36 and 69,109,161.12

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Solution

The fourth proportional to 113,786,438.24, 157,008,393.36 and 69,109,161.12 is: 95,360,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,786,438.24 : 157,008,393.36 = 69,109,161.12 : x
  2. Step 2: Convert to fraction form
    113,786,438.24/157,008,393.36 = 69,109,161.12/x
  3. Step 3: Cross multiply
    113,786,438.24x = 157,008,393.36 × 69,109,161.12
  4. Step 4: Simplify right side
    113,786,438.24x = 10,850,718,353,908,580
  5. Step 5: Solve for x
    x = 10,850,718,353,908,580/113,786,438.24
  6. Step 6: Final answer
    x = 95,360,383.20

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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.