Home / 68,296,265.40-102,408,968.70-25,143,256.20

Finding the Fourth Proportional to 68,296,265.40, 102,408,968.70 and 25,143,256.20

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Solution

The fourth proportional to 68,296,265.40, 102,408,968.70 and 25,143,256.20 is: 37,701,840.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,296,265.40 : 102,408,968.70 = 25,143,256.20 : x
  2. Step 2: Convert to fraction form
    68,296,265.40/102,408,968.70 = 25,143,256.20/x
  3. Step 3: Cross multiply
    68,296,265.40x = 102,408,968.70 × 25,143,256.20
  4. Step 4: Simplify right side
    68,296,265.40x = 2,574,894,937,201,881
  5. Step 5: Solve for x
    x = 2,574,894,937,201,881/68,296,265.40
  6. Step 6: Final answer
    x = 37,701,840.97

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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.