Home / 210,342,391.44-290,287,529.64-116,254,514.49

Finding the Fourth Proportional to 210,342,391.44, 290,287,529.64 and 116,254,514.49

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Solution

The fourth proportional to 210,342,391.44, 290,287,529.64 and 116,254,514.49 is: 160,439,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,342,391.44 : 290,287,529.64 = 116,254,514.49 : x
  2. Step 2: Convert to fraction form
    210,342,391.44/290,287,529.64 = 116,254,514.49/x
  3. Step 3: Cross multiply
    210,342,391.44x = 290,287,529.64 × 116,254,514.49
  4. Step 4: Simplify right side
    210,342,391.44x = 33,747,235,820,799,680
  5. Step 5: Solve for x
    x = 33,747,235,820,799,680/210,342,391.44
  6. Step 6: Final answer
    x = 160,439,536.65

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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.