Home / 104,097,780.14-143,670,763.94-66,437,193.29

Finding the Fourth Proportional to 104,097,780.14, 143,670,763.94 and 66,437,193.29

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Solution

The fourth proportional to 104,097,780.14, 143,670,763.94 and 66,437,193.29 is: 91,693,428.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,097,780.14 : 143,670,763.94 = 66,437,193.29 : x
  2. Step 2: Convert to fraction form
    104,097,780.14/143,670,763.94 = 66,437,193.29/x
  3. Step 3: Cross multiply
    104,097,780.14x = 143,670,763.94 × 66,437,193.29
  4. Step 4: Simplify right side
    104,097,780.14x = 9,545,082,312,953,202
  5. Step 5: Solve for x
    x = 9,545,082,312,953,202/104,097,780.14
  6. Step 6: Final answer
    x = 91,693,428.05

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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.