Home / 1,323,500,726.40-1,981,424,714.40-1,285,236,974.40

Finding the Fourth Proportional to 1,323,500,726.40, 1,981,424,714.40 and 1,285,236,974.40

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Solution

The fourth proportional to 1,323,500,726.40, 1,981,424,714.40 and 1,285,236,974.40 is: 1,924,139,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,500,726.40 : 1,981,424,714.40 = 1,285,236,974.40 : x
  2. Step 2: Convert to fraction form
    1,323,500,726.40/1,981,424,714.40 = 1,285,236,974.40/x
  3. Step 3: Cross multiply
    1,323,500,726.40x = 1,981,424,714.40 × 1,285,236,974.40
  4. Step 4: Simplify right side
    1,323,500,726.40x = 2,546,600,304,936,840,192
  5. Step 5: Solve for x
    x = 2,546,600,304,936,840,192/1,323,500,726.40
  6. Step 6: Final answer
    x = 1,924,139,710.80

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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.