Home / 142,033,804.43-196,142,017.39-134,295,910.47

Finding the Fourth Proportional to 142,033,804.43, 196,142,017.39 and 134,295,910.47

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Solution

The fourth proportional to 142,033,804.43, 196,142,017.39 and 134,295,910.47 is: 185,456,349.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,033,804.43 : 196,142,017.39 = 134,295,910.47 : x
  2. Step 2: Convert to fraction form
    142,033,804.43/196,142,017.39 = 134,295,910.47/x
  3. Step 3: Cross multiply
    142,033,804.43x = 196,142,017.39 × 134,295,910.47
  4. Step 4: Simplify right side
    142,033,804.43x = 26,341,070,806,476,880
  5. Step 5: Solve for x
    x = 26,341,070,806,476,880/142,033,804.43
  6. Step 6: Final answer
    x = 185,456,349.02

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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.