Home / 210,188,748.24-290,059,317.90-116,109,367.20

Finding the Fourth Proportional to 210,188,748.24, 290,059,317.90 and 116,109,367.20

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Solution

The fourth proportional to 210,188,748.24, 290,059,317.90 and 116,109,367.20 is: 160,230,288.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,188,748.24 : 290,059,317.90 = 116,109,367.20 : x
  2. Step 2: Convert to fraction form
    210,188,748.24/290,059,317.90 = 116,109,367.20/x
  3. Step 3: Cross multiply
    210,188,748.24x = 290,059,317.90 × 116,109,367.20
  4. Step 4: Simplify right side
    210,188,748.24x = 33,678,603,851,832,632
  5. Step 5: Solve for x
    x = 33,678,603,851,832,632/210,188,748.24
  6. Step 6: Final answer
    x = 160,230,288.89

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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.