Home / 270,312,550.94-405,507,667.17-83,581,045.34

Finding the Fourth Proportional to 270,312,550.94, 405,507,667.17 and 83,581,045.34

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Solution

The fourth proportional to 270,312,550.94, 405,507,667.17 and 83,581,045.34 is: 125,383,577.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,312,550.94 : 405,507,667.17 = 83,581,045.34 : x
  2. Step 2: Convert to fraction form
    270,312,550.94/405,507,667.17 = 83,581,045.34/x
  3. Step 3: Cross multiply
    270,312,550.94x = 405,507,667.17 × 83,581,045.34
  4. Step 4: Simplify right side
    270,312,550.94x = 33,892,754,715,453,404
  5. Step 5: Solve for x
    x = 33,892,754,715,453,404/270,312,550.94
  6. Step 6: Final answer
    x = 125,383,577.63

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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.