Home / 362,763,666.38-544,089,408.68-132,678,945.74

Finding the Fourth Proportional to 362,763,666.38, 544,089,408.68 and 132,678,945.74

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Solution

The fourth proportional to 362,763,666.38, 544,089,408.68 and 132,678,945.74 is: 198,997,903.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,763,666.38 : 544,089,408.68 = 132,678,945.74 : x
  2. Step 2: Convert to fraction form
    362,763,666.38/544,089,408.68 = 132,678,945.74/x
  3. Step 3: Cross multiply
    362,763,666.38x = 544,089,408.68 × 132,678,945.74
  4. Step 4: Simplify right side
    362,763,666.38x = 72,189,209,129,241,952
  5. Step 5: Solve for x
    x = 72,189,209,129,241,952/362,763,666.38
  6. Step 6: Final answer
    x = 198,997,903.65

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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.