Home / 405,671,250,474.70-608,526,446,370-133,389,471,249

Finding the Fourth Proportional to 405,671,250,474.70, 608,526,446,370 and 133,389,471,249

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Solution

The fourth proportional to 405,671,250,474.70, 608,526,446,370 and 133,389,471,249 is: 200,090,641,935.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,671,250,474.70 : 608,526,446,370 = 133,389,471,249 : x
  2. Step 2: Convert to fraction form
    405,671,250,474.70/608,526,446,370 = 133,389,471,249/x
  3. Step 3: Cross multiply
    405,671,250,474.70x = 608,526,446,370 × 133,389,471,249
  4. Step 4: Simplify right side
    405,671,250,474.70x = 81,171,020,922,327,249,453,056
  5. Step 5: Solve for x
    x = 81,171,020,922,327,249,453,056/405,671,250,474.70
  6. Step 6: Final answer
    x = 200,090,641,935.67

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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.