Home / 486,162,277.92-670,903,976.40-266,145,703.92

Finding the Fourth Proportional to 486,162,277.92, 670,903,976.40 and 266,145,703.92

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Solution

The fourth proportional to 486,162,277.92, 670,903,976.40 and 266,145,703.92 is: 367,281,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,162,277.92 : 670,903,976.40 = 266,145,703.92 : x
  2. Step 2: Convert to fraction form
    486,162,277.92/670,903,976.40 = 266,145,703.92/x
  3. Step 3: Cross multiply
    486,162,277.92x = 670,903,976.40 × 266,145,703.92
  4. Step 4: Simplify right side
    486,162,277.92x = 178,558,211,061,705,056
  5. Step 5: Solve for x
    x = 178,558,211,061,705,056/486,162,277.92
  6. Step 6: Final answer
    x = 367,281,089.40

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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.