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Finding the Fourth Proportional to 360,898,602.72, 498,026,735.55 and 195,882,629.28

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Solution

The fourth proportional to 360,898,602.72, 498,026,735.55 and 195,882,629.28 is: 270,310,790.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,898,602.72 : 498,026,735.55 = 195,882,629.28 : x
  2. Step 2: Convert to fraction form
    360,898,602.72/498,026,735.55 = 195,882,629.28/x
  3. Step 3: Cross multiply
    360,898,602.72x = 498,026,735.55 × 195,882,629.28
  4. Step 4: Simplify right side
    360,898,602.72x = 97,554,786,411,269,248
  5. Step 5: Solve for x
    x = 97,554,786,411,269,248/360,898,602.72
  6. Step 6: Final answer
    x = 270,310,790.00

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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.