Home / 216,199,614.30-324,299,421.45-214,184,075.10

Finding the Fourth Proportional to 216,199,614.30, 324,299,421.45 and 214,184,075.10

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Solution

The fourth proportional to 216,199,614.30, 324,299,421.45 and 214,184,075.10 is: 321,276,112.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,199,614.30 : 324,299,421.45 = 214,184,075.10 : x
  2. Step 2: Convert to fraction form
    216,199,614.30/324,299,421.45 = 214,184,075.10/x
  3. Step 3: Cross multiply
    216,199,614.30x = 324,299,421.45 × 214,184,075.10
  4. Step 4: Simplify right side
    216,199,614.30x = 69,459,771,638,733,344
  5. Step 5: Solve for x
    x = 69,459,771,638,733,344/216,199,614.30
  6. Step 6: Final answer
    x = 321,276,112.65

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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.