Home / 794,164,815.27-1,189,866,700.60-557,312,003.54

Finding the Fourth Proportional to 794,164,815.27, 1,189,866,700.60 and 557,312,003.54

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Solution

The fourth proportional to 794,164,815.27, 1,189,866,700.60 and 557,312,003.54 is: 834,999,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,164,815.27 : 1,189,866,700.60 = 557,312,003.54 : x
  2. Step 2: Convert to fraction form
    794,164,815.27/1,189,866,700.60 = 557,312,003.54/x
  3. Step 3: Cross multiply
    794,164,815.27x = 1,189,866,700.60 × 557,312,003.54
  4. Step 4: Simplify right side
    794,164,815.27x = 663,126,994,862,165,120
  5. Step 5: Solve for x
    x = 663,126,994,862,165,120/794,164,815.27
  6. Step 6: Final answer
    x = 834,999,211.89

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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.