Home / 154,693,003.60-232,036,134.60-72,766,471.36

Finding the Fourth Proportional to 154,693,003.60, 232,036,134.60 and 72,766,471.36

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Solution

The fourth proportional to 154,693,003.60, 232,036,134.60 and 72,766,471.36 is: 109,148,121.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,693,003.60 : 232,036,134.60 = 72,766,471.36 : x
  2. Step 2: Convert to fraction form
    154,693,003.60/232,036,134.60 = 72,766,471.36/x
  3. Step 3: Cross multiply
    154,693,003.60x = 232,036,134.60 × 72,766,471.36
  4. Step 4: Simplify right side
    154,693,003.60x = 16,884,450,742,856,004
  5. Step 5: Solve for x
    x = 16,884,450,742,856,004/154,693,003.60
  6. Step 6: Final answer
    x = 109,148,121.44

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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.