Home / 107,245,939,191.21-147,993,926,291.51-59,072,945,400.81

Finding the Fourth Proportional to 107,245,939,191.21, 147,993,926,291.51 and 59,072,945,400.81

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Solution

The fourth proportional to 107,245,939,191.21, 147,993,926,291.51 and 59,072,945,400.81 is: 81,517,651,795.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,245,939,191.21 : 147,993,926,291.51 = 59,072,945,400.81 : x
  2. Step 2: Convert to fraction form
    107,245,939,191.21/147,993,926,291.51 = 59,072,945,400.81/x
  3. Step 3: Cross multiply
    107,245,939,191.21x = 147,993,926,291.51 × 59,072,945,400.81
  4. Step 4: Simplify right side
    107,245,939,191.21x = 8,742,437,127,469,869,826,048
  5. Step 5: Solve for x
    x = 8,742,437,127,469,869,826,048/107,245,939,191.21
  6. Step 6: Final answer
    x = 81,517,651,795.49

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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.