Home / 257,051,601.93-354,741,381.72-144,022,068.69

Finding the Fourth Proportional to 257,051,601.93, 354,741,381.72 and 144,022,068.69

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Solution

The fourth proportional to 257,051,601.93, 354,741,381.72 and 144,022,068.69 is: 198,756,153.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,051,601.93 : 354,741,381.72 = 144,022,068.69 : x
  2. Step 2: Convert to fraction form
    257,051,601.93/354,741,381.72 = 144,022,068.69/x
  3. Step 3: Cross multiply
    257,051,601.93x = 354,741,381.72 × 144,022,068.69
  4. Step 4: Simplify right side
    257,051,601.93x = 51,090,587,645,263,352
  5. Step 5: Solve for x
    x = 51,090,587,645,263,352/257,051,601.93
  6. Step 6: Final answer
    x = 198,756,153.48

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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.