Home / 359,200,280.70-538,800,421.05-273,106,838.70

Finding the Fourth Proportional to 359,200,280.70, 538,800,421.05 and 273,106,838.70

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Solution

The fourth proportional to 359,200,280.70, 538,800,421.05 and 273,106,838.70 is: 409,660,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,200,280.70 : 538,800,421.05 = 273,106,838.70 : x
  2. Step 2: Convert to fraction form
    359,200,280.70/538,800,421.05 = 273,106,838.70/x
  3. Step 3: Cross multiply
    359,200,280.70x = 538,800,421.05 × 273,106,838.70
  4. Step 4: Simplify right side
    359,200,280.70x = 147,150,079,683,194,400
  5. Step 5: Solve for x
    x = 147,150,079,683,194,400/359,200,280.70
  6. Step 6: Final answer
    x = 409,660,258.05

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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.