Home / 72,677,606,945.60-109,016,410,418.40-39,617,725,217.60

Finding the Fourth Proportional to 72,677,606,945.60, 109,016,410,418.40 and 39,617,725,217.60

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Solution

The fourth proportional to 72,677,606,945.60, 109,016,410,418.40 and 39,617,725,217.60 is: 59,426,587,826.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,677,606,945.60 : 109,016,410,418.40 = 39,617,725,217.60 : x
  2. Step 2: Convert to fraction form
    72,677,606,945.60/109,016,410,418.40 = 39,617,725,217.60/x
  3. Step 3: Cross multiply
    72,677,606,945.60x = 109,016,410,418.40 × 39,617,725,217.60
  4. Step 4: Simplify right side
    72,677,606,945.60x = 4,318,982,192,165,276,876,800
  5. Step 5: Solve for x
    x = 4,318,982,192,165,276,876,800/72,677,606,945.60
  6. Step 6: Final answer
    x = 59,426,587,826.40

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1.5x scale

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.