Home / 1,615,950,702,990.10-2,230,010,514,682-912,164,737,297.86

Finding the Fourth Proportional to 1,615,950,702,990.10, 2,230,010,514,682 and 912,164,737,297.86

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Solution

The fourth proportional to 1,615,950,702,990.10, 2,230,010,514,682 and 912,164,737,297.86 is: 1,258,786,515,908.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,950,702,990.10 : 2,230,010,514,682 = 912,164,737,297.86 : x
  2. Step 2: Convert to fraction form
    1,615,950,702,990.10/2,230,010,514,682 = 912,164,737,297.86/x
  3. Step 3: Cross multiply
    1,615,950,702,990.10x = 2,230,010,514,682 × 912,164,737,297.86
  4. Step 4: Simplify right side
    1,615,950,702,990.10x = 2,034,136,955,296,372,056,129,536
  5. Step 5: Solve for x
    x = 2,034,136,955,296,372,056,129,536/1,615,950,702,990.10
  6. Step 6: Final answer
    x = 1,258,786,515,908.24

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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.