Home / 525,672,722.09-787,889,855.96-214,586,056.37

Finding the Fourth Proportional to 525,672,722.09, 787,889,855.96 and 214,586,056.37

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Solution

The fourth proportional to 525,672,722.09, 787,889,855.96 and 214,586,056.37 is: 321,626,308.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,672,722.09 : 787,889,855.96 = 214,586,056.37 : x
  2. Step 2: Convert to fraction form
    525,672,722.09/787,889,855.96 = 214,586,056.37/x
  3. Step 3: Cross multiply
    525,672,722.09x = 787,889,855.96 × 214,586,056.37
  4. Step 4: Simplify right side
    525,672,722.09x = 169,070,177,046,085,248
  5. Step 5: Solve for x
    x = 169,070,177,046,085,248/525,672,722.09
  6. Step 6: Final answer
    x = 321,626,308.42

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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.