Home / 104,307,370.20-143,936,969.85-57,893,970.47

Finding the Fourth Proportional to 104,307,370.20, 143,936,969.85 and 57,893,970.47

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Solution

The fourth proportional to 104,307,370.20, 143,936,969.85 and 57,893,970.47 is: 79,889,682.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,307,370.20 : 143,936,969.85 = 57,893,970.47 : x
  2. Step 2: Convert to fraction form
    104,307,370.20/143,936,969.85 = 57,893,970.47/x
  3. Step 3: Cross multiply
    104,307,370.20x = 143,936,969.85 × 57,893,970.47
  4. Step 4: Simplify right side
    104,307,370.20x = 8,333,082,681,317,496
  5. Step 5: Solve for x
    x = 8,333,082,681,317,496/104,307,370.20
  6. Step 6: Final answer
    x = 79,889,682.44

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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.