Home / 1,985,977,923.36-2,740,649,523.52-1,151,086,768.32

Finding the Fourth Proportional to 1,985,977,923.36, 2,740,649,523.52 and 1,151,086,768.32

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Solution

The fourth proportional to 1,985,977,923.36, 2,740,649,523.52 and 1,151,086,768.32 is: 1,588,499,734.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,977,923.36 : 2,740,649,523.52 = 1,151,086,768.32 : x
  2. Step 2: Convert to fraction form
    1,985,977,923.36/2,740,649,523.52 = 1,151,086,768.32/x
  3. Step 3: Cross multiply
    1,985,977,923.36x = 2,740,649,523.52 × 1,151,086,768.32
  4. Step 4: Simplify right side
    1,985,977,923.36x = 3,154,725,403,126,384,640
  5. Step 5: Solve for x
    x = 3,154,725,403,126,384,640/1,985,977,923.36
  6. Step 6: Final answer
    x = 1,588,499,734.07

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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.