Home / 90,593,217.18-125,014,183.52-51,429,853.67

Finding the Fourth Proportional to 90,593,217.18, 125,014,183.52 and 51,429,853.67

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Solution

The fourth proportional to 90,593,217.18, 125,014,183.52 and 51,429,853.67 is: 70,970,668.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,593,217.18 : 125,014,183.52 = 51,429,853.67 : x
  2. Step 2: Convert to fraction form
    90,593,217.18/125,014,183.52 = 51,429,853.67/x
  3. Step 3: Cross multiply
    90,593,217.18x = 125,014,183.52 × 51,429,853.67
  4. Step 4: Simplify right side
    90,593,217.18x = 6,429,461,164,225,905
  5. Step 5: Solve for x
    x = 6,429,461,164,225,905/90,593,217.18
  6. Step 6: Final answer
    x = 70,970,668.27

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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.