Home / 169,062,576,690.36-253,663,378,835.22-74,685,715,076.28

Finding the Fourth Proportional to 169,062,576,690.36, 253,663,378,835.22 and 74,685,715,076.28

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Solution

The fourth proportional to 169,062,576,690.36, 253,663,378,835.22 and 74,685,715,076.28 is: 112,059,281,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,062,576,690.36 : 253,663,378,835.22 = 74,685,715,076.28 : x
  2. Step 2: Convert to fraction form
    169,062,576,690.36/253,663,378,835.22 = 74,685,715,076.28/x
  3. Step 3: Cross multiply
    169,062,576,690.36x = 253,663,378,835.22 × 74,685,715,076.28
  4. Step 4: Simplify right side
    169,062,576,690.36x = 18,945,030,836,973,717,159,936
  5. Step 5: Solve for x
    x = 18,945,030,836,973,717,159,936/169,062,576,690.36
  6. Step 6: Final answer
    x = 112,059,281,290.10

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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.