Home / 139,715,543,495.06-209,608,583,661.29-38,986,326,463.00

Finding the Fourth Proportional to 139,715,543,495.06, 209,608,583,661.29 and 38,986,326,463.00

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Solution

The fourth proportional to 139,715,543,495.06, 209,608,583,661.29 and 38,986,326,463.00 is: 58,489,331,019.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,715,543,495.06 : 209,608,583,661.29 = 38,986,326,463.00 : x
  2. Step 2: Convert to fraction form
    139,715,543,495.06/209,608,583,661.29 = 38,986,326,463.00/x
  3. Step 3: Cross multiply
    139,715,543,495.06x = 209,608,583,661.29 × 38,986,326,463.00
  4. Step 4: Simplify right side
    139,715,543,495.06x = 8,171,868,672,065,052,606,464
  5. Step 5: Solve for x
    x = 8,171,868,672,065,052,606,464/139,715,543,495.06
  6. Step 6: Final answer
    x = 58,489,331,019.59

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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.