Home / 301,056,020.40-451,584,030.60-109,554,913.20

Finding the Fourth Proportional to 301,056,020.40, 451,584,030.60 and 109,554,913.20

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Solution

The fourth proportional to 301,056,020.40, 451,584,030.60 and 109,554,913.20 is: 164,332,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,056,020.40 : 451,584,030.60 = 109,554,913.20 : x
  2. Step 2: Convert to fraction form
    301,056,020.40/451,584,030.60 = 109,554,913.20/x
  3. Step 3: Cross multiply
    301,056,020.40x = 451,584,030.60 × 109,554,913.20
  4. Step 4: Simplify right side
    301,056,020.40x = 49,473,249,274,889,144
  5. Step 5: Solve for x
    x = 49,473,249,274,889,144/301,056,020.40
  6. Step 6: Final answer
    x = 164,332,369.80

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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.