Home / 159,680,666.88-220,362,190.08-93,648,791.04

Finding the Fourth Proportional to 159,680,666.88, 220,362,190.08 and 93,648,791.04

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Solution

The fourth proportional to 159,680,666.88, 220,362,190.08 and 93,648,791.04 is: 129,237,014.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,680,666.88 : 220,362,190.08 = 93,648,791.04 : x
  2. Step 2: Convert to fraction form
    159,680,666.88/220,362,190.08 = 93,648,791.04/x
  3. Step 3: Cross multiply
    159,680,666.88x = 220,362,190.08 × 93,648,791.04
  4. Step 4: Simplify right side
    159,680,666.88x = 20,636,652,691,918,684
  5. Step 5: Solve for x
    x = 20,636,652,691,918,684/159,680,666.88
  6. Step 6: Final answer
    x = 129,237,014.69

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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.