Home / 1,003,665,245.20-1,505,330,885.37-303,991,030.63

Finding the Fourth Proportional to 1,003,665,245.20, 1,505,330,885.37 and 303,991,030.63

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Solution

The fourth proportional to 1,003,665,245.20, 1,505,330,885.37 and 303,991,030.63 is: 455,935,970.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,665,245.20 : 1,505,330,885.37 = 303,991,030.63 : x
  2. Step 2: Convert to fraction form
    1,003,665,245.20/1,505,330,885.37 = 303,991,030.63/x
  3. Step 3: Cross multiply
    1,003,665,245.20x = 1,505,330,885.37 × 303,991,030.63
  4. Step 4: Simplify right side
    1,003,665,245.20x = 457,607,087,282,796,672
  5. Step 5: Solve for x
    x = 457,607,087,282,796,672/1,003,665,245.20
  6. Step 6: Final answer
    x = 455,935,970.16

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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.