Home / 257,051,516.01-354,741,263.27-144,021,982.87

Finding the Fourth Proportional to 257,051,516.01, 354,741,263.27 and 144,021,982.87

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Solution

The fourth proportional to 257,051,516.01, 354,741,263.27 and 144,021,982.87 is: 198,756,035.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,051,516.01 : 354,741,263.27 = 144,021,982.87 : x
  2. Step 2: Convert to fraction form
    257,051,516.01/354,741,263.27 = 144,021,982.87/x
  3. Step 3: Cross multiply
    257,051,516.01x = 354,741,263.27 × 144,021,982.87
  4. Step 4: Simplify right side
    257,051,516.01x = 51,090,540,142,217,504
  5. Step 5: Solve for x
    x = 51,090,540,142,217,504/257,051,516.01
  6. Step 6: Final answer
    x = 198,756,035.12

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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.