Home / 647,732,136,596.80-893,898,446,656.80-358,700,395,985.33

Finding the Fourth Proportional to 647,732,136,596.80, 893,898,446,656.80 and 358,700,395,985.33

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Solution

The fourth proportional to 647,732,136,596.80, 893,898,446,656.80 and 358,700,395,985.33 is: 495,022,106,624.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,732,136,596.80 : 893,898,446,656.80 = 358,700,395,985.33 : x
  2. Step 2: Convert to fraction form
    647,732,136,596.80/893,898,446,656.80 = 358,700,395,985.33/x
  3. Step 3: Cross multiply
    647,732,136,596.80x = 893,898,446,656.80 × 358,700,395,985.33
  4. Step 4: Simplify right side
    647,732,136,596.80x = 320,641,726,786,465,548,992,512
  5. Step 5: Solve for x
    x = 320,641,726,786,465,548,992,512/647,732,136,596.80
  6. Step 6: Final answer
    x = 495,022,106,624.39

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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.