Home / 347,899,176.20-522,226,907.68-140,780,166.86

Finding the Fourth Proportional to 347,899,176.20, 522,226,907.68 and 140,780,166.86

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Solution

The fourth proportional to 347,899,176.20, 522,226,907.68 and 140,780,166.86 is: 211,323,269.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,899,176.20 : 522,226,907.68 = 140,780,166.86 : x
  2. Step 2: Convert to fraction form
    347,899,176.20/522,226,907.68 = 140,780,166.86/x
  3. Step 3: Cross multiply
    347,899,176.20x = 522,226,907.68 × 140,780,166.86
  4. Step 4: Simplify right side
    347,899,176.20x = 73,519,191,201,972,224
  5. Step 5: Solve for x
    x = 73,519,191,201,972,224/347,899,176.20
  6. Step 6: Final answer
    x = 211,323,269.01

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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.