Home / 1,395,672,573.50-1,925,972,076.24-760,579,579.18

Finding the Fourth Proportional to 1,395,672,573.50, 1,925,972,076.24 and 760,579,579.18

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Solution

The fourth proportional to 1,395,672,573.50, 1,925,972,076.24 and 760,579,579.18 is: 1,049,569,260.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,672,573.50 : 1,925,972,076.24 = 760,579,579.18 : x
  2. Step 2: Convert to fraction form
    1,395,672,573.50/1,925,972,076.24 = 760,579,579.18/x
  3. Step 3: Cross multiply
    1,395,672,573.50x = 1,925,972,076.24 × 760,579,579.18
  4. Step 4: Simplify right side
    1,395,672,573.50x = 1,464,855,031,259,049,984
  5. Step 5: Solve for x
    x = 1,464,855,031,259,049,984/1,395,672,573.50
  6. Step 6: Final answer
    x = 1,049,569,260.78

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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.