Home / 1,227,936,357.30-1,842,859,684.50-857,061,953.96

Finding the Fourth Proportional to 1,227,936,357.30, 1,842,859,684.50 and 857,061,953.96

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Solution

The fourth proportional to 1,227,936,357.30, 1,842,859,684.50 and 857,061,953.96 is: 1,286,259,595.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,936,357.30 : 1,842,859,684.50 = 857,061,953.96 : x
  2. Step 2: Convert to fraction form
    1,227,936,357.30/1,842,859,684.50 = 857,061,953.96/x
  3. Step 3: Cross multiply
    1,227,936,357.30x = 1,842,859,684.50 × 857,061,953.96
  4. Step 4: Simplify right side
    1,227,936,357.30x = 1,579,444,922,071,679,232
  5. Step 5: Solve for x
    x = 1,579,444,922,071,679,232/1,227,936,357.30
  6. Step 6: Final answer
    x = 1,286,259,595.36

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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.