Home / 103,958,817.75-143,464,302.23-57,549,846.69

Finding the Fourth Proportional to 103,958,817.75, 143,464,302.23 and 57,549,846.69

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Solution

The fourth proportional to 103,958,817.75, 143,464,302.23 and 57,549,846.69 is: 79,419,416.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,958,817.75 : 143,464,302.23 = 57,549,846.69 : x
  2. Step 2: Convert to fraction form
    103,958,817.75/143,464,302.23 = 57,549,846.69/x
  3. Step 3: Cross multiply
    103,958,817.75x = 143,464,302.23 × 57,549,846.69
  4. Step 4: Simplify right side
    103,958,817.75x = 8,256,348,598,968,199
  5. Step 5: Solve for x
    x = 8,256,348,598,968,199/103,958,817.75
  6. Step 6: Final answer
    x = 79,419,416.05

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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.