Home / 1,214,507,801.54-1,676,021,556.94-657,591,225.86

Finding the Fourth Proportional to 1,214,507,801.54, 1,676,021,556.94 and 657,591,225.86

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Solution

The fourth proportional to 1,214,507,801.54, 1,676,021,556.94 and 657,591,225.86 is: 907,476,319.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,507,801.54 : 1,676,021,556.94 = 657,591,225.86 : x
  2. Step 2: Convert to fraction form
    1,214,507,801.54/1,676,021,556.94 = 657,591,225.86/x
  3. Step 3: Cross multiply
    1,214,507,801.54x = 1,676,021,556.94 × 657,591,225.86
  4. Step 4: Simplify right side
    1,214,507,801.54x = 1,102,137,070,185,936,384
  5. Step 5: Solve for x
    x = 1,102,137,070,185,936,384/1,214,507,801.54
  6. Step 6: Final answer
    x = 907,476,319.87

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Double scale
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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.