Home / 197,519,588.96-272,671,551.72-131,549,871.20

Finding the Fourth Proportional to 197,519,588.96, 272,671,551.72 and 131,549,871.20

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Solution

The fourth proportional to 197,519,588.96, 272,671,551.72 and 131,549,871.20 is: 181,601,772.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,519,588.96 : 272,671,551.72 = 131,549,871.20 : x
  2. Step 2: Convert to fraction form
    197,519,588.96/272,671,551.72 = 131,549,871.20/x
  3. Step 3: Cross multiply
    197,519,588.96x = 272,671,551.72 × 131,549,871.20
  4. Step 4: Simplify right side
    197,519,588.96x = 35,869,907,508,670,144
  5. Step 5: Solve for x
    x = 35,869,907,508,670,144/197,519,588.96
  6. Step 6: Final answer
    x = 181,601,772.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.