Home / 193,647,455.63-267,225,707.73-105,539,561.10

Finding the Fourth Proportional to 193,647,455.63, 267,225,707.73 and 105,539,561.10

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Solution

The fourth proportional to 193,647,455.63, 267,225,707.73 and 105,539,561.10 is: 145,640,353.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,647,455.63 : 267,225,707.73 = 105,539,561.10 : x
  2. Step 2: Convert to fraction form
    193,647,455.63/267,225,707.73 = 105,539,561.10/x
  3. Step 3: Cross multiply
    193,647,455.63x = 267,225,707.73 × 105,539,561.10
  4. Step 4: Simplify right side
    193,647,455.63x = 28,202,883,908,461,076
  5. Step 5: Solve for x
    x = 28,202,883,908,461,076/193,647,455.63
  6. Step 6: Final answer
    x = 145,640,353.59

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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.