Home / 467,364,307.15-641,585,392.77-401,169,886.07

Finding the Fourth Proportional to 467,364,307.15, 641,585,392.77 and 401,169,886.07

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Solution

The fourth proportional to 467,364,307.15, 641,585,392.77 and 401,169,886.07 is: 550,715,437.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,364,307.15 : 641,585,392.77 = 401,169,886.07 : x
  2. Step 2: Convert to fraction form
    467,364,307.15/641,585,392.77 = 401,169,886.07/x
  3. Step 3: Cross multiply
    467,364,307.15x = 641,585,392.77 × 401,169,886.07
  4. Step 4: Simplify right side
    467,364,307.15x = 257,384,738,919,711,232
  5. Step 5: Solve for x
    x = 257,384,738,919,711,232/467,364,307.15
  6. Step 6: Final answer
    x = 550,715,437.58

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.