Home / 201,789,628.58-302,684,446.81-48,435,685.02

Finding the Fourth Proportional to 201,789,628.58, 302,684,446.81 and 48,435,685.02

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Solution

The fourth proportional to 201,789,628.58, 302,684,446.81 and 48,435,685.02 is: 72,653,528.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,789,628.58 : 302,684,446.81 = 48,435,685.02 : x
  2. Step 2: Convert to fraction form
    201,789,628.58/302,684,446.81 = 48,435,685.02/x
  3. Step 3: Cross multiply
    201,789,628.58x = 302,684,446.81 × 48,435,685.02
  4. Step 4: Simplify right side
    201,789,628.58x = 14,660,728,526,142,104
  5. Step 5: Solve for x
    x = 14,660,728,526,142,104/201,789,628.58
  6. Step 6: Final answer
    x = 72,653,528.48

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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.