Home / 1,027,939,795.32-1,541,909,654.10-300,928,507.32

Finding the Fourth Proportional to 1,027,939,795.32, 1,541,909,654.10 and 300,928,507.32

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Solution

The fourth proportional to 1,027,939,795.32, 1,541,909,654.10 and 300,928,507.32 is: 451,392,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,939,795.32 : 1,541,909,654.10 = 300,928,507.32 : x
  2. Step 2: Convert to fraction form
    1,027,939,795.32/1,541,909,654.10 = 300,928,507.32/x
  3. Step 3: Cross multiply
    1,027,939,795.32x = 1,541,909,654.10 × 300,928,507.32
  4. Step 4: Simplify right side
    1,027,939,795.32x = 464,004,570,630,610,496
  5. Step 5: Solve for x
    x = 464,004,570,630,610,496/1,027,939,795.32
  6. Step 6: Final answer
    x = 451,392,749.60

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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.