Home / 84,984,114.20-127,476,171.30-64,576,779.80

Finding the Fourth Proportional to 84,984,114.20, 127,476,171.30 and 64,576,779.80

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Solution

The fourth proportional to 84,984,114.20, 127,476,171.30 and 64,576,779.80 is: 96,865,169.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,984,114.20 : 127,476,171.30 = 64,576,779.80 : x
  2. Step 2: Convert to fraction form
    84,984,114.20/127,476,171.30 = 64,576,779.80/x
  3. Step 3: Cross multiply
    84,984,114.20x = 127,476,171.30 × 64,576,779.80
  4. Step 4: Simplify right side
    84,984,114.20x = 8,232,000,643,787,179
  5. Step 5: Solve for x
    x = 8,232,000,643,787,179/84,984,114.20
  6. Step 6: Final answer
    x = 96,865,169.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.