Home / 102,916,858.24-154,397,682.24-31,111,408

Finding the Fourth Proportional to 102,916,858.24, 154,397,682.24 and 31,111,408

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Solution

The fourth proportional to 102,916,858.24, 154,397,682.24 and 31,111,408 is: 46,673,881.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,916,858.24 : 154,397,682.24 = 31,111,408 : x
  2. Step 2: Convert to fraction form
    102,916,858.24/154,397,682.24 = 31,111,408/x
  3. Step 3: Cross multiply
    102,916,858.24x = 154,397,682.24 × 31,111,408
  4. Step 4: Simplify right side
    102,916,858.24x = 4,803,529,286,422,994
  5. Step 5: Solve for x
    x = 4,803,529,286,422,994/102,916,858.24
  6. Step 6: Final answer
    x = 46,673,881.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.