Home / 326,022,037,339.72-489,256,439,428.45-113,786,169,785.89

Finding the Fourth Proportional to 326,022,037,339.72, 489,256,439,428.45 and 113,786,169,785.89

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Solution

The fourth proportional to 326,022,037,339.72, 489,256,439,428.45 and 113,786,169,785.89 is: 170,757,218,560.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,022,037,339.72 : 489,256,439,428.45 = 113,786,169,785.89 : x
  2. Step 2: Convert to fraction form
    326,022,037,339.72/489,256,439,428.45 = 113,786,169,785.89/x
  3. Step 3: Cross multiply
    326,022,037,339.72x = 489,256,439,428.45 × 113,786,169,785.89
  4. Step 4: Simplify right side
    326,022,037,339.72x = 55,670,616,285,645,620,903,936
  5. Step 5: Solve for x
    x = 55,670,616,285,645,620,903,936/326,022,037,339.72
  6. Step 6: Final answer
    x = 170,757,218,560.77

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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.