Home / 38,631,168,939.40-57,946,753,409.10-37,161,840,862.60

Finding the Fourth Proportional to 38,631,168,939.40, 57,946,753,409.10 and 37,161,840,862.60

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Solution

The fourth proportional to 38,631,168,939.40, 57,946,753,409.10 and 37,161,840,862.60 is: 55,742,761,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631,168,939.40 : 57,946,753,409.10 = 37,161,840,862.60 : x
  2. Step 2: Convert to fraction form
    38,631,168,939.40/57,946,753,409.10 = 37,161,840,862.60/x
  3. Step 3: Cross multiply
    38,631,168,939.40x = 57,946,753,409.10 × 37,161,840,862.60
  4. Step 4: Simplify right side
    38,631,168,939.40x = 2,153,408,028,693,298,151,424
  5. Step 5: Solve for x
    x = 2,153,408,028,693,298,151,424/38,631,168,939.40
  6. Step 6: Final answer
    x = 55,742,761,293.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.