Home / 899,101,130.80-1,348,651,696.20-252,868,874.80

Finding the Fourth Proportional to 899,101,130.80, 1,348,651,696.20 and 252,868,874.80

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Solution

The fourth proportional to 899,101,130.80, 1,348,651,696.20 and 252,868,874.80 is: 379,303,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,101,130.80 : 1,348,651,696.20 = 252,868,874.80 : x
  2. Step 2: Convert to fraction form
    899,101,130.80/1,348,651,696.20 = 252,868,874.80/x
  3. Step 3: Cross multiply
    899,101,130.80x = 1,348,651,696.20 × 252,868,874.80
  4. Step 4: Simplify right side
    899,101,130.80x = 341,032,036,915,205,440
  5. Step 5: Solve for x
    x = 341,032,036,915,205,440/899,101,130.80
  6. Step 6: Final answer
    x = 379,303,312.20

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.