Home / 451,066,130,277.40-676,897,274,777.10-212,369,042,086.80

Finding the Fourth Proportional to 451,066,130,277.40, 676,897,274,777.10 and 212,369,042,086.80

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Solution

The fourth proportional to 451,066,130,277.40, 676,897,274,777.10 and 212,369,042,086.80 is: 318,693,903,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,066,130,277.40 : 676,897,274,777.10 = 212,369,042,086.80 : x
  2. Step 2: Convert to fraction form
    451,066,130,277.40/676,897,274,777.10 = 212,369,042,086.80/x
  3. Step 3: Cross multiply
    451,066,130,277.40x = 676,897,274,777.10 × 212,369,042,086.80
  4. Step 4: Simplify right side
    451,066,130,277.40x = 143,752,025,835,578,161,364,992
  5. Step 5: Solve for x
    x = 143,752,025,835,578,161,364,992/451,066,130,277.40
  6. Step 6: Final answer
    x = 318,693,903,590.53

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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.