Home / 938,631,175.70-1,316,804,623.90-938,631,175.70

Finding the Fourth Proportional to 938,631,175.70, 1,316,804,623.90 and 938,631,175.70

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Solution

The fourth proportional to 938,631,175.70, 1,316,804,623.90 and 938,631,175.70 is: 1,316,804,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,631,175.70 : 1,316,804,623.90 = 938,631,175.70 : x
  2. Step 2: Convert to fraction form
    938,631,175.70/1,316,804,623.90 = 938,631,175.70/x
  3. Step 3: Cross multiply
    938,631,175.70x = 1,316,804,623.90 × 938,631,175.70
  4. Step 4: Simplify right side
    938,631,175.70x = 1,235,993,872,298,453,504
  5. Step 5: Solve for x
    x = 1,235,993,872,298,453,504/938,631,175.70
  6. Step 6: Final answer
    x = 1,316,804,623.90

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.