Home / 193,219,405.60-289,745,127.60-63,776,999.20

Finding the Fourth Proportional to 193,219,405.60, 289,745,127.60 and 63,776,999.20

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Solution

The fourth proportional to 193,219,405.60, 289,745,127.60 and 63,776,999.20 is: 95,637,778.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,219,405.60 : 289,745,127.60 = 63,776,999.20 : x
  2. Step 2: Convert to fraction form
    193,219,405.60/289,745,127.60 = 63,776,999.20/x
  3. Step 3: Cross multiply
    193,219,405.60x = 289,745,127.60 × 63,776,999.20
  4. Step 4: Simplify right side
    193,219,405.60x = 18,479,074,771,149,100
  5. Step 5: Solve for x
    x = 18,479,074,771,149,100/193,219,405.60
  6. Step 6: Final answer
    x = 95,637,778.79

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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.