Home / 288,899,083.55-433,381,506.87-104,753,289.89

Finding the Fourth Proportional to 288,899,083.55, 433,381,506.87 and 104,753,289.89

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Solution

The fourth proportional to 288,899,083.55, 433,381,506.87 and 104,753,289.89 is: 157,141,857.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,899,083.55 : 433,381,506.87 = 104,753,289.89 : x
  2. Step 2: Convert to fraction form
    288,899,083.55/433,381,506.87 = 104,753,289.89/x
  3. Step 3: Cross multiply
    288,899,083.55x = 433,381,506.87 × 104,753,289.89
  4. Step 4: Simplify right side
    288,899,083.55x = 45,398,138,622,118,136
  5. Step 5: Solve for x
    x = 45,398,138,622,118,136/288,899,083.55
  6. Step 6: Final answer
    x = 157,141,857.51

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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.