Home / 82,678,119.57-114,094,899.60-45,507,605.13

Finding the Fourth Proportional to 82,678,119.57, 114,094,899.60 and 45,507,605.13

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Solution

The fourth proportional to 82,678,119.57, 114,094,899.60 and 45,507,605.13 is: 62,799,996.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,678,119.57 : 114,094,899.60 = 45,507,605.13 : x
  2. Step 2: Convert to fraction form
    82,678,119.57/114,094,899.60 = 45,507,605.13/x
  3. Step 3: Cross multiply
    82,678,119.57x = 114,094,899.60 × 45,507,605.13
  4. Step 4: Simplify right side
    82,678,119.57x = 5,192,185,638,343,795
  5. Step 5: Solve for x
    x = 5,192,185,638,343,795/82,678,119.57
  6. Step 6: Final answer
    x = 62,799,996.73

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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.