Home / 1,433,172,921,020.20-1,977,778,555,369.60-773,978,933,924.40

Finding the Fourth Proportional to 1,433,172,921,020.20, 1,977,778,555,369.60 and 773,978,933,924.40

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Solution

The fourth proportional to 1,433,172,921,020.20, 1,977,778,555,369.60 and 773,978,933,924.40 is: 1,068,090,887,967.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,172,921,020.20 : 1,977,778,555,369.60 = 773,978,933,924.40 : x
  2. Step 2: Convert to fraction form
    1,433,172,921,020.20/1,977,778,555,369.60 = 773,978,933,924.40/x
  3. Step 3: Cross multiply
    1,433,172,921,020.20x = 1,977,778,555,369.60 × 773,978,933,924.40
  4. Step 4: Simplify right side
    1,433,172,921,020.20x = 1,530,758,937,823,502,988,738,560
  5. Step 5: Solve for x
    x = 1,530,758,937,823,502,988,738,560/1,433,172,921,020.20
  6. Step 6: Final answer
    x = 1,068,090,887,967.54

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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.