Home / 105,714,644.40-158,524,727.40-40,996,940.40

Finding the Fourth Proportional to 105,714,644.40, 158,524,727.40 and 40,996,940.40

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Solution

The fourth proportional to 105,714,644.40, 158,524,727.40 and 40,996,940.40 is: 61,477,090.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,714,644.40 : 158,524,727.40 = 40,996,940.40 : x
  2. Step 2: Convert to fraction form
    105,714,644.40/158,524,727.40 = 40,996,940.40/x
  3. Step 3: Cross multiply
    105,714,644.40x = 158,524,727.40 × 40,996,940.40
  4. Step 4: Simplify right side
    105,714,644.40x = 6,499,028,801,144,047
  5. Step 5: Solve for x
    x = 6,499,028,801,144,047/105,714,644.40
  6. Step 6: Final answer
    x = 61,477,090.88

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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.