Home / 262,008,051.30-393,012,076.95-89,459,000.10

Finding the Fourth Proportional to 262,008,051.30, 393,012,076.95 and 89,459,000.10

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Solution

The fourth proportional to 262,008,051.30, 393,012,076.95 and 89,459,000.10 is: 134,188,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,008,051.30 : 393,012,076.95 = 89,459,000.10 : x
  2. Step 2: Convert to fraction form
    262,008,051.30/393,012,076.95 = 89,459,000.10/x
  3. Step 3: Cross multiply
    262,008,051.30x = 393,012,076.95 × 89,459,000.10
  4. Step 4: Simplify right side
    262,008,051.30x = 35,158,467,431,171,256
  5. Step 5: Solve for x
    x = 35,158,467,431,171,256/262,008,051.30
  6. Step 6: Final answer
    x = 134,188,500.15

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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.