Home / 2,087,707,786.72-3,132,782,813.45-778,514,299.36

Finding the Fourth Proportional to 2,087,707,786.72, 3,132,782,813.45 and 778,514,299.36

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Solution

The fourth proportional to 2,087,707,786.72, 3,132,782,813.45 and 778,514,299.36 is: 1,168,226,814.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,707,786.72 : 3,132,782,813.45 = 778,514,299.36 : x
  2. Step 2: Convert to fraction form
    2,087,707,786.72/3,132,782,813.45 = 778,514,299.36/x
  3. Step 3: Cross multiply
    2,087,707,786.72x = 3,132,782,813.45 × 778,514,299.36
  4. Step 4: Simplify right side
    2,087,707,786.72x = 2,438,916,217,060,076,032
  5. Step 5: Solve for x
    x = 2,438,916,217,060,076,032/2,087,707,786.72
  6. Step 6: Final answer
    x = 1,168,226,814.39

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1.5x scale

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.