Home / 194,219,957.10-291,245,954.85-97,138,152.30

Finding the Fourth Proportional to 194,219,957.10, 291,245,954.85 and 97,138,152.30

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Solution

The fourth proportional to 194,219,957.10, 291,245,954.85 and 97,138,152.30 is: 145,665,225.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,219,957.10 : 291,245,954.85 = 97,138,152.30 : x
  2. Step 2: Convert to fraction form
    194,219,957.10/291,245,954.85 = 97,138,152.30/x
  3. Step 3: Cross multiply
    194,219,957.10x = 291,245,954.85 × 97,138,152.30
  4. Step 4: Simplify right side
    194,219,957.10x = 28,291,093,918,978,224
  5. Step 5: Solve for x
    x = 28,291,093,918,978,224/194,219,957.10
  6. Step 6: Final answer
    x = 145,665,225.87

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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.