Home / 103,491,261.40-155,237,352.90-26,808,842.20

Finding the Fourth Proportional to 103,491,261.40, 155,237,352.90 and 26,808,842.20

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Solution

The fourth proportional to 103,491,261.40, 155,237,352.90 and 26,808,842.20 is: 40,213,382.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,491,261.40 : 155,237,352.90 = 26,808,842.20 : x
  2. Step 2: Convert to fraction form
    103,491,261.40/155,237,352.90 = 26,808,842.20/x
  3. Step 3: Cross multiply
    103,491,261.40x = 155,237,352.90 × 26,808,842.20
  4. Step 4: Simplify right side
    103,491,261.40x = 4,161,733,697,441,812.50
  5. Step 5: Solve for x
    x = 4,161,733,697,441,812.50/103,491,261.40
  6. Step 6: Final answer
    x = 40,213,382.67

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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.