Home / 82,477,343.09-113,816,748.26-45,807,943.25

Finding the Fourth Proportional to 82,477,343.09, 113,816,748.26 and 45,807,943.25

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Solution

The fourth proportional to 82,477,343.09, 113,816,748.26 and 45,807,943.25 is: 63,213,859.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,477,343.09 : 113,816,748.26 = 45,807,943.25 : x
  2. Step 2: Convert to fraction form
    82,477,343.09/113,816,748.26 = 45,807,943.25/x
  3. Step 3: Cross multiply
    82,477,343.09x = 113,816,748.26 × 45,807,943.25
  4. Step 4: Simplify right side
    82,477,343.09x = 5,213,711,144,964,576
  5. Step 5: Solve for x
    x = 5,213,711,144,964,576/82,477,343.09
  6. Step 6: Final answer
    x = 63,213,859.10

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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.