Home / 212,139,156.08-318,256,610.74-64,599,914.25

Finding the Fourth Proportional to 212,139,156.08, 318,256,610.74 and 64,599,914.25

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Solution

The fourth proportional to 212,139,156.08, 318,256,610.74 and 64,599,914.25 is: 96,914,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,139,156.08 : 318,256,610.74 = 64,599,914.25 : x
  2. Step 2: Convert to fraction form
    212,139,156.08/318,256,610.74 = 64,599,914.25/x
  3. Step 3: Cross multiply
    212,139,156.08x = 318,256,610.74 × 64,599,914.25
  4. Step 4: Simplify right side
    212,139,156.08x = 20,559,349,763,138,132
  5. Step 5: Solve for x
    x = 20,559,349,763,138,132/212,139,156.08
  6. Step 6: Final answer
    x = 96,914,450.60

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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.