Home / 83,228,759.88-114,779,823-71,464,337.70

Finding the Fourth Proportional to 83,228,759.88, 114,779,823 and 71,464,337.70

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Solution

The fourth proportional to 83,228,759.88, 114,779,823 and 71,464,337.70 is: 98,555,644.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,228,759.88 : 114,779,823 = 71,464,337.70 : x
  2. Step 2: Convert to fraction form
    83,228,759.88/114,779,823 = 71,464,337.70/x
  3. Step 3: Cross multiply
    83,228,759.88x = 114,779,823 × 71,464,337.70
  4. Step 4: Simplify right side
    83,228,759.88x = 8,202,664,032,018,227
  5. Step 5: Solve for x
    x = 8,202,664,032,018,227/83,228,759.88
  6. Step 6: Final answer
    x = 98,555,644.03

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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.