Home / 53,908,935.40-80,863,403.10-48,086,266.60

Finding the Fourth Proportional to 53,908,935.40, 80,863,403.10 and 48,086,266.60

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Solution

The fourth proportional to 53,908,935.40, 80,863,403.10 and 48,086,266.60 is: 72,129,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,908,935.40 : 80,863,403.10 = 48,086,266.60 : x
  2. Step 2: Convert to fraction form
    53,908,935.40/80,863,403.10 = 48,086,266.60/x
  3. Step 3: Cross multiply
    53,908,935.40x = 80,863,403.10 × 48,086,266.60
  4. Step 4: Simplify right side
    53,908,935.40x = 3,888,419,159,649,866.50
  5. Step 5: Solve for x
    x = 3,888,419,159,649,866.50/53,908,935.40
  6. Step 6: Final answer
    x = 72,129,399.90

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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.