Home / 1,514,784,243,825.90-2,090,403,383,495-820,330,192,352.40

Finding the Fourth Proportional to 1,514,784,243,825.90, 2,090,403,383,495 and 820,330,192,352.40

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Solution

The fourth proportional to 1,514,784,243,825.90, 2,090,403,383,495 and 820,330,192,352.40 is: 1,132,056,275,780.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,784,243,825.90 : 2,090,403,383,495 = 820,330,192,352.40 : x
  2. Step 2: Convert to fraction form
    1,514,784,243,825.90/2,090,403,383,495 = 820,330,192,352.40/x
  3. Step 3: Cross multiply
    1,514,784,243,825.90x = 2,090,403,383,495 × 820,330,192,352.40
  4. Step 4: Simplify right side
    1,514,784,243,825.90x = 1,714,821,009,676,561,067,016,192
  5. Step 5: Solve for x
    x = 1,714,821,009,676,561,067,016,192/1,514,784,243,825.90
  6. Step 6: Final answer
    x = 1,132,056,275,780.52

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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.