Home / 476,509,790.39-657,379,531.24-297,583,046.53

Finding the Fourth Proportional to 476,509,790.39, 657,379,531.24 and 297,583,046.53

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Solution

The fourth proportional to 476,509,790.39, 657,379,531.24 and 297,583,046.53 is: 410,537,217.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,509,790.39 : 657,379,531.24 = 297,583,046.53 : x
  2. Step 2: Convert to fraction form
    476,509,790.39/657,379,531.24 = 297,583,046.53/x
  3. Step 3: Cross multiply
    476,509,790.39x = 657,379,531.24 × 297,583,046.53
  4. Step 4: Simplify right side
    476,509,790.39x = 195,625,003,630,475,072
  5. Step 5: Solve for x
    x = 195,625,003,630,475,072/476,509,790.39
  6. Step 6: Final answer
    x = 410,537,217.87

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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.