Home / 111,672,348.30-167,508,522.45-82,974,534.30

Finding the Fourth Proportional to 111,672,348.30, 167,508,522.45 and 82,974,534.30

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Solution

The fourth proportional to 111,672,348.30, 167,508,522.45 and 82,974,534.30 is: 124,461,801.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,672,348.30 : 167,508,522.45 = 82,974,534.30 : x
  2. Step 2: Convert to fraction form
    111,672,348.30/167,508,522.45 = 82,974,534.30/x
  3. Step 3: Cross multiply
    111,672,348.30x = 167,508,522.45 × 82,974,534.30
  4. Step 4: Simplify right side
    111,672,348.30x = 13,898,941,641,569,844
  5. Step 5: Solve for x
    x = 13,898,941,641,569,844/111,672,348.30
  6. Step 6: Final answer
    x = 124,461,801.45

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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.