Home / 199,746,004.80-299,619,007.20-144,901,293.60

Finding the Fourth Proportional to 199,746,004.80, 299,619,007.20 and 144,901,293.60

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Solution

The fourth proportional to 199,746,004.80, 299,619,007.20 and 144,901,293.60 is: 217,351,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,746,004.80 : 299,619,007.20 = 144,901,293.60 : x
  2. Step 2: Convert to fraction form
    199,746,004.80/299,619,007.20 = 144,901,293.60/x
  3. Step 3: Cross multiply
    199,746,004.80x = 299,619,007.20 × 144,901,293.60
  4. Step 4: Simplify right side
    199,746,004.80x = 43,415,181,730,427,712
  5. Step 5: Solve for x
    x = 43,415,181,730,427,712/199,746,004.80
  6. Step 6: Final answer
    x = 217,351,940.40

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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.