Home / 196,243,707.60-294,046,696.80-163,719,518.40

Finding the Fourth Proportional to 196,243,707.60, 294,046,696.80 and 163,719,518.40

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Solution

The fourth proportional to 196,243,707.60, 294,046,696.80 and 163,719,518.40 is: 245,313,259.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,243,707.60 : 294,046,696.80 = 163,719,518.40 : x
  2. Step 2: Convert to fraction form
    196,243,707.60/294,046,696.80 = 163,719,518.40/x
  3. Step 3: Cross multiply
    196,243,707.60x = 294,046,696.80 × 163,719,518.40
  4. Step 4: Simplify right side
    196,243,707.60x = 48,141,183,587,206,824
  5. Step 5: Solve for x
    x = 48,141,183,587,206,824/196,243,707.60
  6. Step 6: Final answer
    x = 245,313,259.60

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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.