Home / 56,163,860.40-84,245,790.60-49,786,568.40

Finding the Fourth Proportional to 56,163,860.40, 84,245,790.60 and 49,786,568.40

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Solution

The fourth proportional to 56,163,860.40, 84,245,790.60 and 49,786,568.40 is: 74,679,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,163,860.40 : 84,245,790.60 = 49,786,568.40 : x
  2. Step 2: Convert to fraction form
    56,163,860.40/84,245,790.60 = 49,786,568.40/x
  3. Step 3: Cross multiply
    56,163,860.40x = 84,245,790.60 × 49,786,568.40
  4. Step 4: Simplify right side
    56,163,860.40x = 4,194,308,816,118,976.50
  5. Step 5: Solve for x
    x = 4,194,308,816,118,976.50/56,163,860.40
  6. Step 6: Final answer
    x = 74,679,852.60

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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.