Home / 1,527,876,538.74-2,291,584,553.46-979,014,447.54

Finding the Fourth Proportional to 1,527,876,538.74, 2,291,584,553.46 and 979,014,447.54

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Solution

The fourth proportional to 1,527,876,538.74, 2,291,584,553.46 and 979,014,447.54 is: 1,468,374,131.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,876,538.74 : 2,291,584,553.46 = 979,014,447.54 : x
  2. Step 2: Convert to fraction form
    1,527,876,538.74/2,291,584,553.46 = 979,014,447.54/x
  3. Step 3: Cross multiply
    1,527,876,538.74x = 2,291,584,553.46 × 979,014,447.54
  4. Step 4: Simplify right side
    1,527,876,538.74x = 2,243,494,385,596,839,424
  5. Step 5: Solve for x
    x = 2,243,494,385,596,839,424/1,527,876,538.74
  6. Step 6: Final answer
    x = 1,468,374,131.49

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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.