Home / 143,588,034.19-215,444,699.10-50,281,974.45

Finding the Fourth Proportional to 143,588,034.19, 215,444,699.10 and 50,281,974.45

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Solution

The fourth proportional to 143,588,034.19, 215,444,699.10 and 50,281,974.45 is: 75,444,899.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,588,034.19 : 215,444,699.10 = 50,281,974.45 : x
  2. Step 2: Convert to fraction form
    143,588,034.19/215,444,699.10 = 50,281,974.45/x
  3. Step 3: Cross multiply
    143,588,034.19x = 215,444,699.10 × 50,281,974.45
  4. Step 4: Simplify right side
    143,588,034.19x = 10,832,984,854,205,504
  5. Step 5: Solve for x
    x = 10,832,984,854,205,504/143,588,034.19
  6. Step 6: Final answer
    x = 75,444,899.82

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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.