Home / 578,289,166,206.33-798,028,313,381.10-317,861,308,017.63

Finding the Fourth Proportional to 578,289,166,206.33, 798,028,313,381.10 and 317,861,308,017.63

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Solution

The fourth proportional to 578,289,166,206.33, 798,028,313,381.10 and 317,861,308,017.63 is: 438,642,703,944.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,289,166,206.33 : 798,028,313,381.10 = 317,861,308,017.63 : x
  2. Step 2: Convert to fraction form
    578,289,166,206.33/798,028,313,381.10 = 317,861,308,017.63/x
  3. Step 3: Cross multiply
    578,289,166,206.33x = 798,028,313,381.10 × 317,861,308,017.63
  4. Step 4: Simplify right side
    578,289,166,206.33x = 253,662,323,526,419,592,773,632
  5. Step 5: Solve for x
    x = 253,662,323,526,419,592,773,632/578,289,166,206.33
  6. Step 6: Final answer
    x = 438,642,703,944.27

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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.