Home / 102,047,172.05-140,837,053-58,000,791.85

Finding the Fourth Proportional to 102,047,172.05, 140,837,053 and 58,000,791.85

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Solution

The fourth proportional to 102,047,172.05, 140,837,053 and 58,000,791.85 is: 80,047,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,047,172.05 : 140,837,053 = 58,000,791.85 : x
  2. Step 2: Convert to fraction form
    102,047,172.05/140,837,053 = 58,000,791.85/x
  3. Step 3: Cross multiply
    102,047,172.05x = 140,837,053 × 58,000,791.85
  4. Step 4: Simplify right side
    102,047,172.05x = 8,168,660,595,820,418
  5. Step 5: Solve for x
    x = 8,168,660,595,820,418/102,047,172.05
  6. Step 6: Final answer
    x = 80,047,887.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.