Home / 82,106,872.53-113,307,784.37-44,430,036.81

Finding the Fourth Proportional to 82,106,872.53, 113,307,784.37 and 44,430,036.81

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Solution

The fourth proportional to 82,106,872.53, 113,307,784.37 and 44,430,036.81 is: 61,313,613.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,106,872.53 : 113,307,784.37 = 44,430,036.81 : x
  2. Step 2: Convert to fraction form
    82,106,872.53/113,307,784.37 = 44,430,036.81/x
  3. Step 3: Cross multiply
    82,106,872.53x = 113,307,784.37 × 44,430,036.81
  4. Step 4: Simplify right side
    82,106,872.53x = 5,034,269,030,418,643
  5. Step 5: Solve for x
    x = 5,034,269,030,418,643/82,106,872.53
  6. Step 6: Final answer
    x = 61,313,613.29

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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.