Home / 647,732,136,597.80-893,898,446,658.18-358,700,395,986.33

Finding the Fourth Proportional to 647,732,136,597.80, 893,898,446,658.18 and 358,700,395,986.33

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Solution

The fourth proportional to 647,732,136,597.80, 893,898,446,658.18 and 358,700,395,986.33 is: 495,022,106,625.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,732,136,597.80 : 893,898,446,658.18 = 358,700,395,986.33 : x
  2. Step 2: Convert to fraction form
    647,732,136,597.80/893,898,446,658.18 = 358,700,395,986.33/x
  3. Step 3: Cross multiply
    647,732,136,597.80x = 893,898,446,658.18 × 358,700,395,986.33
  4. Step 4: Simplify right side
    647,732,136,597.80x = 320,641,726,787,854,501,150,720
  5. Step 5: Solve for x
    x = 320,641,726,787,854,501,150,720/647,732,136,597.80
  6. Step 6: Final answer
    x = 495,022,106,625.77

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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.