Home / 111,672,336.80-167,508,505.20-82,974,522.80

Finding the Fourth Proportional to 111,672,336.80, 167,508,505.20 and 82,974,522.80

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Solution

The fourth proportional to 111,672,336.80, 167,508,505.20 and 82,974,522.80 is: 124,461,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,672,336.80 : 167,508,505.20 = 82,974,522.80 : x
  2. Step 2: Convert to fraction form
    111,672,336.80/167,508,505.20 = 82,974,522.80/x
  3. Step 3: Cross multiply
    111,672,336.80x = 167,508,505.20 × 82,974,522.80
  4. Step 4: Simplify right side
    111,672,336.80x = 13,898,938,283,911,318
  5. Step 5: Solve for x
    x = 13,898,938,283,911,318/111,672,336.80
  6. Step 6: Final answer
    x = 124,461,784.20

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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.