Home / 169,743,470.64-254,616,984.72-135,880,079.28

Finding the Fourth Proportional to 169,743,470.64, 254,616,984.72 and 135,880,079.28

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Solution

The fourth proportional to 169,743,470.64, 254,616,984.72 and 135,880,079.28 is: 203,821,542.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,743,470.64 : 254,616,984.72 = 135,880,079.28 : x
  2. Step 2: Convert to fraction form
    169,743,470.64/254,616,984.72 = 135,880,079.28/x
  3. Step 3: Cross multiply
    169,743,470.64x = 254,616,984.72 × 135,880,079.28
  4. Step 4: Simplify right side
    169,743,470.64x = 34,597,376,069,788,148
  5. Step 5: Solve for x
    x = 34,597,376,069,788,148/169,743,470.64
  6. Step 6: Final answer
    x = 203,821,542.82

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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.