Home / 451,066,130,316.22-676,897,274,835.06-212,369,042,125.42

Finding the Fourth Proportional to 451,066,130,316.22, 676,897,274,835.06 and 212,369,042,125.42

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Solution

The fourth proportional to 451,066,130,316.22, 676,897,274,835.06 and 212,369,042,125.42 is: 318,693,903,648.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,066,130,316.22 : 676,897,274,835.06 = 212,369,042,125.42 : x
  2. Step 2: Convert to fraction form
    451,066,130,316.22/676,897,274,835.06 = 212,369,042,125.42/x
  3. Step 3: Cross multiply
    451,066,130,316.22x = 676,897,274,835.06 × 212,369,042,125.42
  4. Step 4: Simplify right side
    451,066,130,316.22x = 143,752,025,874,028,872,859,648
  5. Step 5: Solve for x
    x = 143,752,025,874,028,872,859,648/451,066,130,316.22
  6. Step 6: Final answer
    x = 318,693,903,648.34

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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.