Home / 65,583,421,268.14-90,505,164,054.27-35,509,926,181.42

Finding the Fourth Proportional to 65,583,421,268.14, 90,505,164,054.27 and 35,509,926,181.42

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Solution

The fourth proportional to 65,583,421,268.14, 90,505,164,054.27 and 35,509,926,181.42 is: 49,003,721,252.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,583,421,268.14 : 90,505,164,054.27 = 35,509,926,181.42 : x
  2. Step 2: Convert to fraction form
    65,583,421,268.14/90,505,164,054.27 = 35,509,926,181.42/x
  3. Step 3: Cross multiply
    65,583,421,268.14x = 90,505,164,054.27 × 35,509,926,181.42
  4. Step 4: Simplify right side
    65,583,421,268.14x = 3,213,831,694,604,434,407,424
  5. Step 5: Solve for x
    x = 3,213,831,694,604,434,407,424/65,583,421,268.14
  6. Step 6: Final answer
    x = 49,003,721,252.43

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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.