Home / 82,456,421.20-123,698,628.60-24,948,235.60

Finding the Fourth Proportional to 82,456,421.20, 123,698,628.60 and 24,948,235.60

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Solution

The fourth proportional to 82,456,421.20, 123,698,628.60 and 24,948,235.60 is: 37,426,588.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,456,421.20 : 123,698,628.60 = 24,948,235.60 : x
  2. Step 2: Convert to fraction form
    82,456,421.20/123,698,628.60 = 24,948,235.60/x
  3. Step 3: Cross multiply
    82,456,421.20x = 123,698,628.60 × 24,948,235.60
  4. Step 4: Simplify right side
    82,456,421.20x = 3,086,062,529,709,698
  5. Step 5: Solve for x
    x = 3,086,062,529,709,698/82,456,421.20
  6. Step 6: Final answer
    x = 37,426,588.31

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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.