Home / 143,014,685.80-214,522,028.70-47,276,573.80

Finding the Fourth Proportional to 143,014,685.80, 214,522,028.70 and 47,276,573.80

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Solution

The fourth proportional to 143,014,685.80, 214,522,028.70 and 47,276,573.80 is: 70,914,860.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,014,685.80 : 214,522,028.70 = 47,276,573.80 : x
  2. Step 2: Convert to fraction form
    143,014,685.80/214,522,028.70 = 47,276,573.80/x
  3. Step 3: Cross multiply
    143,014,685.80x = 214,522,028.70 × 47,276,573.80
  4. Step 4: Simplify right side
    143,014,685.80x = 10,141,866,521,561,266
  5. Step 5: Solve for x
    x = 10,141,866,521,561,266/143,014,685.80
  6. Step 6: Final answer
    x = 70,914,860.70

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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.