Home / 58,103,999.20-87,155,998.80-49,034,072.80

Finding the Fourth Proportional to 58,103,999.20, 87,155,998.80 and 49,034,072.80

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Solution

The fourth proportional to 58,103,999.20, 87,155,998.80 and 49,034,072.80 is: 73,551,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,103,999.20 : 87,155,998.80 = 49,034,072.80 : x
  2. Step 2: Convert to fraction form
    58,103,999.20/87,155,998.80 = 49,034,072.80/x
  3. Step 3: Cross multiply
    58,103,999.20x = 87,155,998.80 × 49,034,072.80
  4. Step 4: Simplify right side
    58,103,999.20x = 4,273,613,590,115,912
  5. Step 5: Solve for x
    x = 4,273,613,590,115,912/58,103,999.20
  6. Step 6: Final answer
    x = 73,551,109.20

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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.