Home / 139,603,669.65-209,405,504.48-37,367,707.28

Finding the Fourth Proportional to 139,603,669.65, 209,405,504.48 and 37,367,707.28

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Solution

The fourth proportional to 139,603,669.65, 209,405,504.48 and 37,367,707.28 is: 56,051,560.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,603,669.65 : 209,405,504.48 = 37,367,707.28 : x
  2. Step 2: Convert to fraction form
    139,603,669.65/209,405,504.48 = 37,367,707.28/x
  3. Step 3: Cross multiply
    139,603,669.65x = 209,405,504.48 × 37,367,707.28
  4. Step 4: Simplify right side
    139,603,669.65x = 7,825,003,592,995,502
  5. Step 5: Solve for x
    x = 7,825,003,592,995,502/139,603,669.65
  6. Step 6: Final answer
    x = 56,051,560.91

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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.