Home / 211,772,954.15-292,253,773.16-117,691,065.80

Finding the Fourth Proportional to 211,772,954.15, 292,253,773.16 and 117,691,065.80

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Solution

The fourth proportional to 211,772,954.15, 292,253,773.16 and 117,691,065.80 is: 162,417,614.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,772,954.15 : 292,253,773.16 = 117,691,065.80 : x
  2. Step 2: Convert to fraction form
    211,772,954.15/292,253,773.16 = 117,691,065.80/x
  3. Step 3: Cross multiply
    211,772,954.15x = 292,253,773.16 × 117,691,065.80
  4. Step 4: Simplify right side
    211,772,954.15x = 34,395,658,047,271,836
  5. Step 5: Solve for x
    x = 34,395,658,047,271,836/211,772,954.15
  6. Step 6: Final answer
    x = 162,417,614.59

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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.