Home / 328,014,136.20-492,027,036.30-97,986,059.40

Finding the Fourth Proportional to 328,014,136.20, 492,027,036.30 and 97,986,059.40

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Solution

The fourth proportional to 328,014,136.20, 492,027,036.30 and 97,986,059.40 is: 146,980,831.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,014,136.20 : 492,027,036.30 = 97,986,059.40 : x
  2. Step 2: Convert to fraction form
    328,014,136.20/492,027,036.30 = 97,986,059.40/x
  3. Step 3: Cross multiply
    328,014,136.20x = 492,027,036.30 × 97,986,059.40
  4. Step 4: Simplify right side
    328,014,136.20x = 48,211,790,405,297,760
  5. Step 5: Solve for x
    x = 48,211,790,405,297,760/328,014,136.20
  6. Step 6: Final answer
    x = 146,980,831.26

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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.