Home / 1,817,260,791.83-2,507,819,897.54-981,885,362.39

Finding the Fourth Proportional to 1,817,260,791.83, 2,507,819,897.54 and 981,885,362.39

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Solution

The fourth proportional to 1,817,260,791.83, 2,507,819,897.54 and 981,885,362.39 is: 1,355,001,802.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,260,791.83 : 2,507,819,897.54 = 981,885,362.39 : x
  2. Step 2: Convert to fraction form
    1,817,260,791.83/2,507,819,897.54 = 981,885,362.39/x
  3. Step 3: Cross multiply
    1,817,260,791.83x = 2,507,819,897.54 × 981,885,362.39
  4. Step 4: Simplify right side
    1,817,260,791.83x = 2,462,391,648,904,915,456
  5. Step 5: Solve for x
    x = 2,462,391,648,904,915,456/1,817,260,791.83
  6. Step 6: Final answer
    x = 1,355,001,802.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.