Home / 91,956,361.63-126,930,529.50-54,798,293.96

Finding the Fourth Proportional to 91,956,361.63, 126,930,529.50 and 54,798,293.96

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Solution

The fourth proportional to 91,956,361.63, 126,930,529.50 and 54,798,293.96 is: 75,639,970.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,956,361.63 : 126,930,529.50 = 54,798,293.96 : x
  2. Step 2: Convert to fraction form
    91,956,361.63/126,930,529.50 = 54,798,293.96/x
  3. Step 3: Cross multiply
    91,956,361.63x = 126,930,529.50 × 54,798,293.96
  4. Step 4: Simplify right side
    91,956,361.63x = 6,955,576,468,039,452
  5. Step 5: Solve for x
    x = 6,955,576,468,039,452/91,956,361.63
  6. Step 6: Final answer
    x = 75,639,970.36

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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.