Home / 3,540,863,631.72-5,310,931,475.06-1,179,769,574.36

Finding the Fourth Proportional to 3,540,863,631.72, 5,310,931,475.06 and 1,179,769,574.36

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Solution

The fourth proportional to 3,540,863,631.72, 5,310,931,475.06 and 1,179,769,574.36 is: 1,769,533,090.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,863,631.72 : 5,310,931,475.06 = 1,179,769,574.36 : x
  2. Step 2: Convert to fraction form
    3,540,863,631.72/5,310,931,475.06 = 1,179,769,574.36/x
  3. Step 3: Cross multiply
    3,540,863,631.72x = 5,310,931,475.06 × 1,179,769,574.36
  4. Step 4: Simplify right side
    3,540,863,631.72x = 6,265,675,365,786,662,912
  5. Step 5: Solve for x
    x = 6,265,675,365,786,662,912/3,540,863,631.72
  6. Step 6: Final answer
    x = 1,769,533,090.64

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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.