Home / 193,219,404.60-289,745,126.10-63,776,998.20

Finding the Fourth Proportional to 193,219,404.60, 289,745,126.10 and 63,776,998.20

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Solution

The fourth proportional to 193,219,404.60, 289,745,126.10 and 63,776,998.20 is: 95,637,777.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,219,404.60 : 289,745,126.10 = 63,776,998.20 : x
  2. Step 2: Convert to fraction form
    193,219,404.60/289,745,126.10 = 63,776,998.20/x
  3. Step 3: Cross multiply
    193,219,404.60x = 289,745,126.10 × 63,776,998.20
  4. Step 4: Simplify right side
    193,219,404.60x = 18,479,074,385,738,476
  5. Step 5: Solve for x
    x = 18,479,074,385,738,476/193,219,404.60
  6. Step 6: Final answer
    x = 95,637,777.29

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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.