Home / 477,438,466,860.66-658,861,673,018.76-260,664,654,316.68

Finding the Fourth Proportional to 477,438,466,860.66, 658,861,673,018.76 and 260,664,654,316.68

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Solution

The fourth proportional to 477,438,466,860.66, 658,861,673,018.76 and 260,664,654,316.68 is: 359,715,360,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,438,466,860.66 : 658,861,673,018.76 = 260,664,654,316.68 : x
  2. Step 2: Convert to fraction form
    477,438,466,860.66/658,861,673,018.76 = 260,664,654,316.68/x
  3. Step 3: Cross multiply
    477,438,466,860.66x = 658,861,673,018.76 × 260,664,654,316.68
  4. Step 4: Simplify right side
    477,438,466,860.66x = 171,741,950,239,944,522,858,496
  5. Step 5: Solve for x
    x = 171,741,950,239,944,522,858,496/477,438,466,860.66
  6. Step 6: Final answer
    x = 359,715,360,534.76

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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.