Home / 69,812,076.20-96,341,334.47-38,450,836.18

Finding the Fourth Proportional to 69,812,076.20, 96,341,334.47 and 38,450,836.18

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Solution

The fourth proportional to 69,812,076.20, 96,341,334.47 and 38,450,836.18 is: 53,062,522.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,812,076.20 : 96,341,334.47 = 38,450,836.18 : x
  2. Step 2: Convert to fraction form
    69,812,076.20/96,341,334.47 = 38,450,836.18/x
  3. Step 3: Cross multiply
    69,812,076.20x = 96,341,334.47 × 38,450,836.18
  4. Step 4: Simplify right side
    69,812,076.20x = 3,704,404,868,779,640.50
  5. Step 5: Solve for x
    x = 3,704,404,868,779,640.50/69,812,076.20
  6. Step 6: Final answer
    x = 53,062,522.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.