Home / 123,562,302.79-185,354,347.79-45,840,107.11

Finding the Fourth Proportional to 123,562,302.79, 185,354,347.79 and 45,840,107.11

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Solution

The fourth proportional to 123,562,302.79, 185,354,347.79 and 45,840,107.11 is: 68,764,202.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,562,302.79 : 185,354,347.79 = 45,840,107.11 : x
  2. Step 2: Convert to fraction form
    123,562,302.79/185,354,347.79 = 45,840,107.11/x
  3. Step 3: Cross multiply
    123,562,302.79x = 185,354,347.79 × 45,840,107.11
  4. Step 4: Simplify right side
    123,562,302.79x = 8,496,663,155,997,791
  5. Step 5: Solve for x
    x = 8,496,663,155,997,791/123,562,302.79
  6. Step 6: Final answer
    x = 68,764,202.06

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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.