Home / 1,192,893,236,968.50-1,789,339,879,128.90-286,331,045,253.29

Finding the Fourth Proportional to 1,192,893,236,968.50, 1,789,339,879,128.90 and 286,331,045,253.29

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Solution

The fourth proportional to 1,192,893,236,968.50, 1,789,339,879,128.90 and 286,331,045,253.29 is: 429,496,573,562.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,893,236,968.50 : 1,789,339,879,128.90 = 286,331,045,253.29 : x
  2. Step 2: Convert to fraction form
    1,192,893,236,968.50/1,789,339,879,128.90 = 286,331,045,253.29/x
  3. Step 3: Cross multiply
    1,192,893,236,968.50x = 1,789,339,879,128.90 × 286,331,045,253.29
  4. Step 4: Simplify right side
    1,192,893,236,968.50x = 512,343,557,904,373,431,402,496
  5. Step 5: Solve for x
    x = 512,343,557,904,373,431,402,496/1,192,893,236,968.50
  6. Step 6: Final answer
    x = 429,496,573,562.94

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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.