Home / 103,491,262.40-155,237,354.40-26,808,843.20

Finding the Fourth Proportional to 103,491,262.40, 155,237,354.40 and 26,808,843.20

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Solution

The fourth proportional to 103,491,262.40, 155,237,354.40 and 26,808,843.20 is: 40,213,384.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,491,262.40 : 155,237,354.40 = 26,808,843.20 : x
  2. Step 2: Convert to fraction form
    103,491,262.40/155,237,354.40 = 26,808,843.20/x
  3. Step 3: Cross multiply
    103,491,262.40x = 155,237,354.40 × 26,808,843.20
  4. Step 4: Simplify right side
    103,491,262.40x = 4,161,733,892,892,430
  5. Step 5: Solve for x
    x = 4,161,733,892,892,430/103,491,262.40
  6. Step 6: Final answer
    x = 40,213,384.17

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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.