Home / 196,668,416.37-294,849,835.22-127,434,940.10

Finding the Fourth Proportional to 196,668,416.37, 294,849,835.22 and 127,434,940.10

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Solution

The fourth proportional to 196,668,416.37, 294,849,835.22 and 127,434,940.10 is: 191,053,407.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,668,416.37 : 294,849,835.22 = 127,434,940.10 : x
  2. Step 2: Convert to fraction form
    196,668,416.37/294,849,835.22 = 127,434,940.10/x
  3. Step 3: Cross multiply
    196,668,416.37x = 294,849,835.22 × 127,434,940.10
  4. Step 4: Simplify right side
    196,668,416.37x = 37,574,171,089,705,600
  5. Step 5: Solve for x
    x = 37,574,171,089,705,600/196,668,416.37
  6. Step 6: Final answer
    x = 191,053,407.47

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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.