Home / 139,968,017.80-209,952,026.70-96,825,214.60

Finding the Fourth Proportional to 139,968,017.80, 209,952,026.70 and 96,825,214.60

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Solution

The fourth proportional to 139,968,017.80, 209,952,026.70 and 96,825,214.60 is: 145,237,821.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,017.80 : 209,952,026.70 = 96,825,214.60 : x
  2. Step 2: Convert to fraction form
    139,968,017.80/209,952,026.70 = 96,825,214.60/x
  3. Step 3: Cross multiply
    139,968,017.80x = 209,952,026.70 × 96,825,214.60
  4. Step 4: Simplify right side
    139,968,017.80x = 20,328,650,040,932,428
  5. Step 5: Solve for x
    x = 20,328,650,040,932,428/139,968,017.80
  6. Step 6: Final answer
    x = 145,237,821.90

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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.