Home / 8,780,047,013.95-13,172,657,654.43-3,536,957,183.47

Finding the Fourth Proportional to 8,780,047,013.95, 13,172,657,654.43 and 3,536,957,183.47

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Solution

The fourth proportional to 8,780,047,013.95, 13,172,657,654.43 and 3,536,957,183.47 is: 5,306,477,976.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,780,047,013.95 : 13,172,657,654.43 = 3,536,957,183.47 : x
  2. Step 2: Convert to fraction form
    8,780,047,013.95/13,172,657,654.43 = 3,536,957,183.47/x
  3. Step 3: Cross multiply
    8,780,047,013.95x = 13,172,657,654.43 × 3,536,957,183.47
  4. Step 4: Simplify right side
    8,780,047,013.95x = 46,591,126,116,227,268,608
  5. Step 5: Solve for x
    x = 46,591,126,116,227,268,608/8,780,047,013.95
  6. Step 6: Final answer
    x = 5,306,477,976.96

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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.