Home / 1,137,043,288.89-1,569,090,830.67-635,255,841.69

Finding the Fourth Proportional to 1,137,043,288.89, 1,569,090,830.67 and 635,255,841.69

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Solution

The fourth proportional to 1,137,043,288.89, 1,569,090,830.67 and 635,255,841.69 is: 876,636,910.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,043,288.89 : 1,569,090,830.67 = 635,255,841.69 : x
  2. Step 2: Convert to fraction form
    1,137,043,288.89/1,569,090,830.67 = 635,255,841.69/x
  3. Step 3: Cross multiply
    1,137,043,288.89x = 1,569,090,830.67 × 635,255,841.69
  4. Step 4: Simplify right side
    1,137,043,288.89x = 996,774,116,325,332,224
  5. Step 5: Solve for x
    x = 996,774,116,325,332,224/1,137,043,288.89
  6. Step 6: Final answer
    x = 876,636,910.89

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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.