Home / 266,935,586.60-400,403,379.90-113,586,645.80

Finding the Fourth Proportional to 266,935,586.60, 400,403,379.90 and 113,586,645.80

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Solution

The fourth proportional to 266,935,586.60, 400,403,379.90 and 113,586,645.80 is: 170,379,968.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,935,586.60 : 400,403,379.90 = 113,586,645.80 : x
  2. Step 2: Convert to fraction form
    266,935,586.60/400,403,379.90 = 113,586,645.80/x
  3. Step 3: Cross multiply
    266,935,586.60x = 400,403,379.90 × 113,586,645.80
  4. Step 4: Simplify right side
    266,935,586.60x = 45,480,476,889,824,136
  5. Step 5: Solve for x
    x = 45,480,476,889,824,136/266,935,586.60
  6. Step 6: Final answer
    x = 170,379,968.70

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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.