Home / 133,871,020.65-184,760,034.48-75,136,899.44

Finding the Fourth Proportional to 133,871,020.65, 184,760,034.48 and 75,136,899.44

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Solution

The fourth proportional to 133,871,020.65, 184,760,034.48 and 75,136,899.44 is: 103,699,038.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,871,020.65 : 184,760,034.48 = 75,136,899.44 : x
  2. Step 2: Convert to fraction form
    133,871,020.65/184,760,034.48 = 75,136,899.44/x
  3. Step 3: Cross multiply
    133,871,020.65x = 184,760,034.48 × 75,136,899.44
  4. Step 4: Simplify right side
    133,871,020.65x = 13,882,296,131,716,592
  5. Step 5: Solve for x
    x = 13,882,296,131,716,592/133,871,020.65
  6. Step 6: Final answer
    x = 103,699,038.55

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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.