Home / 204,790,108.68-282,610,373.94-111,970,679.40

Finding the Fourth Proportional to 204,790,108.68, 282,610,373.94 and 111,970,679.40

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Solution

The fourth proportional to 204,790,108.68, 282,610,373.94 and 111,970,679.40 is: 154,519,550.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,790,108.68 : 282,610,373.94 = 111,970,679.40 : x
  2. Step 2: Convert to fraction form
    204,790,108.68/282,610,373.94 = 111,970,679.40/x
  3. Step 3: Cross multiply
    204,790,108.68x = 282,610,373.94 × 111,970,679.40
  4. Step 4: Simplify right side
    204,790,108.68x = 31,644,075,575,549,856
  5. Step 5: Solve for x
    x = 31,644,075,575,549,856/204,790,108.68
  6. Step 6: Final answer
    x = 154,519,550.67

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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.