Home / 1,323,941,770,057.90-1,985,912,678,214.70-317,786,546,347.20

Finding the Fourth Proportional to 1,323,941,770,057.90, 1,985,912,678,214.70 and 317,786,546,347.20

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Solution

The fourth proportional to 1,323,941,770,057.90, 1,985,912,678,214.70 and 317,786,546,347.20 is: 476,679,825,072.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,941,770,057.90 : 1,985,912,678,214.70 = 317,786,546,347.20 : x
  2. Step 2: Convert to fraction form
    1,323,941,770,057.90/1,985,912,678,214.70 = 317,786,546,347.20/x
  3. Step 3: Cross multiply
    1,323,941,770,057.90x = 1,985,912,678,214.70 × 317,786,546,347.20
  4. Step 4: Simplify right side
    1,323,941,770,057.90x = 631,096,331,356,967,909,982,208
  5. Step 5: Solve for x
    x = 631,096,331,356,967,909,982,208/1,323,941,770,057.90
  6. Step 6: Final answer
    x = 476,679,825,072.19

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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.