Home / 81,938,653.16-113,074,003.72-44,768,133.52

Finding the Fourth Proportional to 81,938,653.16, 113,074,003.72 and 44,768,133.52

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Solution

The fourth proportional to 81,938,653.16, 113,074,003.72 and 44,768,133.52 is: 61,779,293.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,938,653.16 : 113,074,003.72 = 44,768,133.52 : x
  2. Step 2: Convert to fraction form
    81,938,653.16/113,074,003.72 = 44,768,133.52/x
  3. Step 3: Cross multiply
    81,938,653.16x = 113,074,003.72 × 44,768,133.52
  4. Step 4: Simplify right side
    81,938,653.16x = 5,062,112,096,177,937
  5. Step 5: Solve for x
    x = 5,062,112,096,177,937/81,938,653.16
  6. Step 6: Final answer
    x = 61,779,293.42

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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.