Home / 135,353,981.16-186,788,730.96-73,474,361.64

Finding the Fourth Proportional to 135,353,981.16, 186,788,730.96 and 73,474,361.64

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Solution

The fourth proportional to 135,353,981.16, 186,788,730.96 and 73,474,361.64 is: 101,394,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,353,981.16 : 186,788,730.96 = 73,474,361.64 : x
  2. Step 2: Convert to fraction form
    135,353,981.16/186,788,730.96 = 73,474,361.64/x
  3. Step 3: Cross multiply
    135,353,981.16x = 186,788,730.96 × 73,474,361.64
  4. Step 4: Simplify right side
    135,353,981.16x = 13,724,182,768,831,706
  5. Step 5: Solve for x
    x = 13,724,182,768,831,706/135,353,981.16
  6. Step 6: Final answer
    x = 101,394,747.69

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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.