Home / 51,471,227,793.60-77,206,841,690.40-18,334,818,561.60

Finding the Fourth Proportional to 51,471,227,793.60, 77,206,841,690.40 and 18,334,818,561.60

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Solution

The fourth proportional to 51,471,227,793.60, 77,206,841,690.40 and 18,334,818,561.60 is: 27,502,227,842.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,471,227,793.60 : 77,206,841,690.40 = 18,334,818,561.60 : x
  2. Step 2: Convert to fraction form
    51,471,227,793.60/77,206,841,690.40 = 18,334,818,561.60/x
  3. Step 3: Cross multiply
    51,471,227,793.60x = 77,206,841,690.40 × 18,334,818,561.60
  4. Step 4: Simplify right side
    51,471,227,793.60x = 1,415,573,434,107,658,502,144
  5. Step 5: Solve for x
    x = 1,415,573,434,107,658,502,144/51,471,227,793.60
  6. Step 6: Final answer
    x = 27,502,227,842.40

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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.