Home / 211,766,931.62-292,245,454.07-117,685,044.28

Finding the Fourth Proportional to 211,766,931.62, 292,245,454.07 and 117,685,044.28

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Solution

The fourth proportional to 211,766,931.62, 292,245,454.07 and 117,685,044.28 is: 162,409,300.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,766,931.62 : 292,245,454.07 = 117,685,044.28 : x
  2. Step 2: Convert to fraction form
    211,766,931.62/292,245,454.07 = 117,685,044.28/x
  3. Step 3: Cross multiply
    211,766,931.62x = 292,245,454.07 × 117,685,044.28
  4. Step 4: Simplify right side
    211,766,931.62x = 34,392,919,202,856,656
  5. Step 5: Solve for x
    x = 34,392,919,202,856,656/211,766,931.62
  6. Step 6: Final answer
    x = 162,409,300.36

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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.