Home / 143,262,810.22-214,869,283.44-46,218,517.96

Finding the Fourth Proportional to 143,262,810.22, 214,869,283.44 and 46,218,517.96

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Solution

The fourth proportional to 143,262,810.22, 214,869,283.44 and 46,218,517.96 is: 69,319,733.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,262,810.22 : 214,869,283.44 = 46,218,517.96 : x
  2. Step 2: Convert to fraction form
    143,262,810.22/214,869,283.44 = 46,218,517.96/x
  3. Step 3: Cross multiply
    143,262,810.22x = 214,869,283.44 × 46,218,517.96
  4. Step 4: Simplify right side
    143,262,810.22x = 9,930,939,835,723,970
  5. Step 5: Solve for x
    x = 9,930,939,835,723,970/143,262,810.22
  6. Step 6: Final answer
    x = 69,319,733.58

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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.