Home / 872,771,682.62-1,204,424,603.89-476,294,673.13

Finding the Fourth Proportional to 872,771,682.62, 1,204,424,603.89 and 476,294,673.13

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Solution

The fourth proportional to 872,771,682.62, 1,204,424,603.89 and 476,294,673.13 is: 657,286,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,771,682.62 : 1,204,424,603.89 = 476,294,673.13 : x
  2. Step 2: Convert to fraction form
    872,771,682.62/1,204,424,603.89 = 476,294,673.13/x
  3. Step 3: Cross multiply
    872,771,682.62x = 1,204,424,603.89 × 476,294,673.13
  4. Step 4: Simplify right side
    872,771,682.62x = 573,661,023,015,315,520
  5. Step 5: Solve for x
    x = 573,661,023,015,315,520/872,771,682.62
  6. Step 6: Final answer
    x = 657,286,475.30

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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.