Home / 1,413,619,812.86-1,950,732,400.05-810,357,945.48

Finding the Fourth Proportional to 1,413,619,812.86, 1,950,732,400.05 and 810,357,945.48

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Solution

The fourth proportional to 1,413,619,812.86, 1,950,732,400.05 and 810,357,945.48 is: 1,118,257,883.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,619,812.86 : 1,950,732,400.05 = 810,357,945.48 : x
  2. Step 2: Convert to fraction form
    1,413,619,812.86/1,950,732,400.05 = 810,357,945.48/x
  3. Step 3: Cross multiply
    1,413,619,812.86x = 1,950,732,400.05 × 810,357,945.48
  4. Step 4: Simplify right side
    1,413,619,812.86x = 1,580,791,499,885,787,392
  5. Step 5: Solve for x
    x = 1,580,791,499,885,787,392/1,413,619,812.86
  6. Step 6: Final answer
    x = 1,118,257,883.42

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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.