Home / 143,262,806.22-214,869,277.44-46,218,513.96

Finding the Fourth Proportional to 143,262,806.22, 214,869,277.44 and 46,218,513.96

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Solution

The fourth proportional to 143,262,806.22, 214,869,277.44 and 46,218,513.96 is: 69,319,727.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,262,806.22 : 214,869,277.44 = 46,218,513.96 : x
  2. Step 2: Convert to fraction form
    143,262,806.22/214,869,277.44 = 46,218,513.96/x
  3. Step 3: Cross multiply
    143,262,806.22x = 214,869,277.44 × 46,218,513.96
  4. Step 4: Simplify right side
    143,262,806.22x = 9,930,938,698,935,754
  5. Step 5: Solve for x
    x = 9,930,938,698,935,754/143,262,806.22
  6. Step 6: Final answer
    x = 69,319,727.58

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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.