Home / 73,143,419.10-109,715,128.65-73,143,419.10

Finding the Fourth Proportional to 73,143,419.10, 109,715,128.65 and 73,143,419.10

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Solution

The fourth proportional to 73,143,419.10, 109,715,128.65 and 73,143,419.10 is: 109,715,128.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,143,419.10 : 109,715,128.65 = 73,143,419.10 : x
  2. Step 2: Convert to fraction form
    73,143,419.10/109,715,128.65 = 73,143,419.10/x
  3. Step 3: Cross multiply
    73,143,419.10x = 109,715,128.65 × 73,143,419.10
  4. Step 4: Simplify right side
    73,143,419.10x = 8,024,939,636,457,367
  5. Step 5: Solve for x
    x = 8,024,939,636,457,367/73,143,419.10
  6. Step 6: Final answer
    x = 109,715,128.65

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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.