Home / 139,234,094,439.58-208,850,880,785.83-43,627,432,328.84

Finding the Fourth Proportional to 139,234,094,439.58, 208,850,880,785.83 and 43,627,432,328.84

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Solution

The fourth proportional to 139,234,094,439.58, 208,850,880,785.83 and 43,627,432,328.84 is: 65,441,066,751.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,234,094,439.58 : 208,850,880,785.83 = 43,627,432,328.84 : x
  2. Step 2: Convert to fraction form
    139,234,094,439.58/208,850,880,785.83 = 43,627,432,328.84/x
  3. Step 3: Cross multiply
    139,234,094,439.58x = 208,850,880,785.83 × 43,627,432,328.84
  4. Step 4: Simplify right side
    139,234,094,439.58x = 9,111,627,668,301,383,991,296
  5. Step 5: Solve for x
    x = 9,111,627,668,301,383,991,296/139,234,094,439.58
  6. Step 6: Final answer
    x = 65,441,066,751.47

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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.