Home / 851,397,301,819.40-1,174,935,602,369-485,610,025,323.34

Finding the Fourth Proportional to 851,397,301,819.40, 1,174,935,602,369 and 485,610,025,323.34

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Solution

The fourth proportional to 851,397,301,819.40, 1,174,935,602,369 and 485,610,025,323.34 is: 670,146,013,383.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,397,301,819.40 : 1,174,935,602,369 = 485,610,025,323.34 : x
  2. Step 2: Convert to fraction form
    851,397,301,819.40/1,174,935,602,369 = 485,610,025,323.34/x
  3. Step 3: Cross multiply
    851,397,301,819.40x = 1,174,935,602,369 × 485,610,025,323.34
  4. Step 4: Simplify right side
    851,397,301,819.40x = 570,560,507,619,703,850,532,864
  5. Step 5: Solve for x
    x = 570,560,507,619,703,850,532,864/851,397,301,819.40
  6. Step 6: Final answer
    x = 670,146,013,383.46

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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.