Home / 102,856,206.31-141,901,156.73-58,779,558.56

Finding the Fourth Proportional to 102,856,206.31, 141,901,156.73 and 58,779,558.56

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Solution

The fourth proportional to 102,856,206.31, 141,901,156.73 and 58,779,558.56 is: 81,092,698.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,856,206.31 : 141,901,156.73 = 58,779,558.56 : x
  2. Step 2: Convert to fraction form
    102,856,206.31/141,901,156.73 = 58,779,558.56/x
  3. Step 3: Cross multiply
    102,856,206.31x = 141,901,156.73 × 58,779,558.56
  4. Step 4: Simplify right side
    102,856,206.31x = 8,340,887,352,244,474
  5. Step 5: Solve for x
    x = 8,340,887,352,244,474/102,856,206.31
  6. Step 6: Final answer
    x = 81,092,698.75

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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.