Home / 682,703,554.50-942,133,385.25-369,437,734.26

Finding the Fourth Proportional to 682,703,554.50, 942,133,385.25 and 369,437,734.26

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Solution

The fourth proportional to 682,703,554.50, 942,133,385.25 and 369,437,734.26 is: 509,825,415.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,703,554.50 : 942,133,385.25 = 369,437,734.26 : x
  2. Step 2: Convert to fraction form
    682,703,554.50/942,133,385.25 = 369,437,734.26/x
  3. Step 3: Cross multiply
    682,703,554.50x = 942,133,385.25 × 369,437,734.26
  4. Step 4: Simplify right side
    682,703,554.50x = 348,059,623,217,463,680
  5. Step 5: Solve for x
    x = 348,059,623,217,463,680/682,703,554.50
  6. Step 6: Final answer
    x = 509,825,415.33

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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.