Home / 477,005,547,505.55-658,269,790,713.07-260,231,085,160.15

Finding the Fourth Proportional to 477,005,547,505.55, 658,269,790,713.07 and 260,231,085,160.15

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Solution

The fourth proportional to 477,005,547,505.55, 658,269,790,713.07 and 260,231,085,160.15 is: 359,120,062,358.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,005,547,505.55 : 658,269,790,713.07 = 260,231,085,160.15 : x
  2. Step 2: Convert to fraction form
    477,005,547,505.55/658,269,790,713.07 = 260,231,085,160.15/x
  3. Step 3: Cross multiply
    477,005,547,505.55x = 658,269,790,713.07 × 260,231,085,160.15
  4. Step 4: Simplify right side
    477,005,547,505.55x = 171,302,261,965,407,024,840,704
  5. Step 5: Solve for x
    x = 171,302,261,965,407,024,840,704/477,005,547,505.55
  6. Step 6: Final answer
    x = 359,120,062,358.21

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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.