Home / 1,821,761,703.74-2,514,032,337.40-986,386,840.22

Finding the Fourth Proportional to 1,821,761,703.74, 2,514,032,337.40 and 986,386,840.22

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Solution

The fourth proportional to 1,821,761,703.74, 2,514,032,337.40 and 986,386,840.22 is: 1,361,214,481.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,761,703.74 : 2,514,032,337.40 = 986,386,840.22 : x
  2. Step 2: Convert to fraction form
    1,821,761,703.74/2,514,032,337.40 = 986,386,840.22/x
  3. Step 3: Cross multiply
    1,821,761,703.74x = 2,514,032,337.40 × 986,386,840.22
  4. Step 4: Simplify right side
    1,821,761,703.74x = 2,479,808,413,498,887,168
  5. Step 5: Solve for x
    x = 2,479,808,413,498,887,168/1,821,761,703.74
  6. Step 6: Final answer
    x = 1,361,214,481.79

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1.5x scale

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.