Home / 124,848,006.80-187,272,010.20-109,731,462.80

Finding the Fourth Proportional to 124,848,006.80, 187,272,010.20 and 109,731,462.80

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Solution

The fourth proportional to 124,848,006.80, 187,272,010.20 and 109,731,462.80 is: 164,597,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,848,006.80 : 187,272,010.20 = 109,731,462.80 : x
  2. Step 2: Convert to fraction form
    124,848,006.80/187,272,010.20 = 109,731,462.80/x
  3. Step 3: Cross multiply
    124,848,006.80x = 187,272,010.20 × 109,731,462.80
  4. Step 4: Simplify right side
    124,848,006.80x = 20,549,631,620,742,520
  5. Step 5: Solve for x
    x = 20,549,631,620,742,520/124,848,006.80
  6. Step 6: Final answer
    x = 164,597,194.20

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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.