Home / 496,407,027.33-685,116,172.28-377,133,346.76

Finding the Fourth Proportional to 496,407,027.33, 685,116,172.28 and 377,133,346.76

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Solution

The fourth proportional to 496,407,027.33, 685,116,172.28 and 377,133,346.76 is: 520,500,598.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,407,027.33 : 685,116,172.28 = 377,133,346.76 : x
  2. Step 2: Convert to fraction form
    496,407,027.33/685,116,172.28 = 377,133,346.76/x
  3. Step 3: Cross multiply
    496,407,027.33x = 685,116,172.28 × 377,133,346.76
  4. Step 4: Simplify right side
    496,407,027.33x = 258,380,154,968,881,952
  5. Step 5: Solve for x
    x = 258,380,154,968,881,952/496,407,027.33
  6. Step 6: Final answer
    x = 520,500,598.79

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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.