Home / 121,279,216.80-181,926,698.40-63,883,588.80

Finding the Fourth Proportional to 121,279,216.80, 181,926,698.40 and 63,883,588.80

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Solution

The fourth proportional to 121,279,216.80, 181,926,698.40 and 63,883,588.80 is: 95,829,530.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,279,216.80 : 181,926,698.40 = 63,883,588.80 : x
  2. Step 2: Convert to fraction form
    121,279,216.80/181,926,698.40 = 63,883,588.80/x
  3. Step 3: Cross multiply
    121,279,216.80x = 181,926,698.40 × 63,883,588.80
  4. Step 4: Simplify right side
    121,279,216.80x = 11,622,130,392,327,218
  5. Step 5: Solve for x
    x = 11,622,130,392,327,218/121,279,216.80
  6. Step 6: Final answer
    x = 95,829,530.39

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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.