Home / 310,464,036.30-465,630,736.05-156,965,796.30

Finding the Fourth Proportional to 310,464,036.30, 465,630,736.05 and 156,965,796.30

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Solution

The fourth proportional to 310,464,036.30, 465,630,736.05 and 156,965,796.30 is: 235,415,670.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,464,036.30 : 465,630,736.05 = 156,965,796.30 : x
  2. Step 2: Convert to fraction form
    310,464,036.30/465,630,736.05 = 156,965,796.30/x
  3. Step 3: Cross multiply
    310,464,036.30x = 465,630,736.05 × 156,965,796.30
  4. Step 4: Simplify right side
    310,464,036.30x = 73,088,099,265,843,376
  5. Step 5: Solve for x
    x = 73,088,099,265,843,376/310,464,036.30
  6. Step 6: Final answer
    x = 235,415,670.48

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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.