Home / 517,435,093,103.04-775,458,857,877.84-402,707,293,146.72

Finding the Fourth Proportional to 517,435,093,103.04, 775,458,857,877.84 and 402,707,293,146.72

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Solution

The fourth proportional to 517,435,093,103.04, 775,458,857,877.84 and 402,707,293,146.72 is: 603,520,986,042.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,435,093,103.04 : 775,458,857,877.84 = 402,707,293,146.72 : x
  2. Step 2: Convert to fraction form
    517,435,093,103.04/775,458,857,877.84 = 402,707,293,146.72/x
  3. Step 3: Cross multiply
    517,435,093,103.04x = 775,458,857,877.84 × 402,707,293,146.72
  4. Step 4: Simplify right side
    517,435,093,103.04x = 312,282,937,602,631,933,100,032
  5. Step 5: Solve for x
    x = 312,282,937,602,631,933,100,032/517,435,093,103.04
  6. Step 6: Final answer
    x = 603,520,986,042.68

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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.