Home / 449,678,400.56-620,366,154.18-301,047,343.64

Finding the Fourth Proportional to 449,678,400.56, 620,366,154.18 and 301,047,343.64

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Solution

The fourth proportional to 449,678,400.56, 620,366,154.18 and 301,047,343.64 is: 415,318,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,678,400.56 : 620,366,154.18 = 301,047,343.64 : x
  2. Step 2: Convert to fraction form
    449,678,400.56/620,366,154.18 = 301,047,343.64/x
  3. Step 3: Cross multiply
    449,678,400.56x = 620,366,154.18 × 301,047,343.64
  4. Step 4: Simplify right side
    449,678,400.56x = 186,759,582,800,051,648
  5. Step 5: Solve for x
    x = 186,759,582,800,051,648/449,678,400.56
  6. Step 6: Final answer
    x = 415,318,108.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.