Home / 144,343,382.40-216,089,920.80-135,934,804.80

Finding the Fourth Proportional to 144,343,382.40, 216,089,920.80 and 135,934,804.80

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Solution

The fourth proportional to 144,343,382.40, 216,089,920.80 and 135,934,804.80 is: 203,501,821.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,343,382.40 : 216,089,920.80 = 135,934,804.80 : x
  2. Step 2: Convert to fraction form
    144,343,382.40/216,089,920.80 = 135,934,804.80/x
  3. Step 3: Cross multiply
    144,343,382.40x = 216,089,920.80 × 135,934,804.80
  4. Step 4: Simplify right side
    144,343,382.40x = 29,374,141,203,195,464
  5. Step 5: Solve for x
    x = 29,374,141,203,195,464/144,343,382.40
  6. Step 6: Final answer
    x = 203,501,821.25

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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.