Home / 251,411,719.30-346,978,376.19-152,289,558.31

Finding the Fourth Proportional to 251,411,719.30, 346,978,376.19 and 152,289,558.31

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Solution

The fourth proportional to 251,411,719.30, 346,978,376.19 and 152,289,558.31 is: 210,177,885.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,411,719.30 : 346,978,376.19 = 152,289,558.31 : x
  2. Step 2: Convert to fraction form
    251,411,719.30/346,978,376.19 = 152,289,558.31/x
  3. Step 3: Cross multiply
    251,411,719.30x = 346,978,376.19 × 152,289,558.31
  4. Step 4: Simplify right side
    251,411,719.30x = 52,841,183,653,096,120
  5. Step 5: Solve for x
    x = 52,841,183,653,096,120/251,411,719.30
  6. Step 6: Final answer
    x = 210,177,885.90

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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.