Home / 140,296,543.20-210,444,814.80-63,769,039.20

Finding the Fourth Proportional to 140,296,543.20, 210,444,814.80 and 63,769,039.20

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Solution

The fourth proportional to 140,296,543.20, 210,444,814.80 and 63,769,039.20 is: 95,653,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,296,543.20 : 210,444,814.80 = 63,769,039.20 : x
  2. Step 2: Convert to fraction form
    140,296,543.20/210,444,814.80 = 63,769,039.20/x
  3. Step 3: Cross multiply
    140,296,543.20x = 210,444,814.80 × 63,769,039.20
  4. Step 4: Simplify right side
    140,296,543.20x = 13,419,863,644,417,942
  5. Step 5: Solve for x
    x = 13,419,863,644,417,942/140,296,543.20
  6. Step 6: Final answer
    x = 95,653,558.80

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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.