Home / 251,367,838.60-346,935,642.13-166,445,171.06

Finding the Fourth Proportional to 251,367,838.60, 346,935,642.13 and 166,445,171.06

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Solution

The fourth proportional to 251,367,838.60, 346,935,642.13 and 166,445,171.06 is: 229,726,136.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,367,838.60 : 346,935,642.13 = 166,445,171.06 : x
  2. Step 2: Convert to fraction form
    251,367,838.60/346,935,642.13 = 166,445,171.06/x
  3. Step 3: Cross multiply
    251,367,838.60x = 346,935,642.13 × 166,445,171.06
  4. Step 4: Simplify right side
    251,367,838.60x = 57,745,762,299,728,688
  5. Step 5: Solve for x
    x = 57,745,762,299,728,688/251,367,838.60
  6. Step 6: Final answer
    x = 229,726,136.09

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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.