Home / 91,767,022.80-137,725,183.80-88,781,038.80

Finding the Fourth Proportional to 91,767,022.80, 137,725,183.80 and 88,781,038.80

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Solution

The fourth proportional to 91,767,022.80, 137,725,183.80 and 88,781,038.80 is: 133,243,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,767,022.80 : 137,725,183.80 = 88,781,038.80 : x
  2. Step 2: Convert to fraction form
    91,767,022.80/137,725,183.80 = 88,781,038.80/x
  3. Step 3: Cross multiply
    91,767,022.80x = 137,725,183.80 × 88,781,038.80
  4. Step 4: Simplify right side
    91,767,022.80x = 12,227,384,886,684,932
  5. Step 5: Solve for x
    x = 12,227,384,886,684,932/91,767,022.80
  6. Step 6: Final answer
    x = 133,243,778.80

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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.