Home / 186,624,234.80-279,936,352.20-65,439,940.40

Finding the Fourth Proportional to 186,624,234.80, 279,936,352.20 and 65,439,940.40

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Solution

The fourth proportional to 186,624,234.80, 279,936,352.20 and 65,439,940.40 is: 98,159,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,234.80 : 279,936,352.20 = 65,439,940.40 : x
  2. Step 2: Convert to fraction form
    186,624,234.80/279,936,352.20 = 65,439,940.40/x
  3. Step 3: Cross multiply
    186,624,234.80x = 279,936,352.20 × 65,439,940.40
  4. Step 4: Simplify right side
    186,624,234.80x = 18,319,018,203,761,408
  5. Step 5: Solve for x
    x = 18,319,018,203,761,408/186,624,234.80
  6. Step 6: Final answer
    x = 98,159,910.60

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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.