Home / 105,541,797,532.30-145,647,774,445.34-57,369,840,763.85

Finding the Fourth Proportional to 105,541,797,532.30, 145,647,774,445.34 and 57,369,840,763.85

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Solution

The fourth proportional to 105,541,797,532.30, 145,647,774,445.34 and 57,369,840,763.85 is: 79,170,431,269.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,541,797,532.30 : 145,647,774,445.34 = 57,369,840,763.85 : x
  2. Step 2: Convert to fraction form
    105,541,797,532.30/145,647,774,445.34 = 57,369,840,763.85/x
  3. Step 3: Cross multiply
    105,541,797,532.30x = 145,647,774,445.34 × 57,369,840,763.85
  4. Step 4: Simplify right side
    105,541,797,532.30x = 8,355,789,627,538,005,819,392
  5. Step 5: Solve for x
    x = 8,355,789,627,538,005,819,392/105,541,797,532.30
  6. Step 6: Final answer
    x = 79,170,431,269.00

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1.5x scale

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.