Home / 1,297,994,063.86-1,948,936,167.42-1,123,654,843

Finding the Fourth Proportional to 1,297,994,063.86, 1,948,936,167.42 and 1,123,654,843

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Solution

The fourth proportional to 1,297,994,063.86, 1,948,936,167.42 and 1,123,654,843 is: 1,687,166,085.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,994,063.86 : 1,948,936,167.42 = 1,123,654,843 : x
  2. Step 2: Convert to fraction form
    1,297,994,063.86/1,948,936,167.42 = 1,123,654,843/x
  3. Step 3: Cross multiply
    1,297,994,063.86x = 1,948,936,167.42 × 1,123,654,843
  4. Step 4: Simplify right side
    1,297,994,063.86x = 2,189,931,563,219,341,824
  5. Step 5: Solve for x
    x = 2,189,931,563,219,341,824/1,297,994,063.86
  6. Step 6: Final answer
    x = 1,687,166,085.11

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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.