Home / 125,626,660.59-173,247,827.34-81,526,505.43

Finding the Fourth Proportional to 125,626,660.59, 173,247,827.34 and 81,526,505.43

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Solution

The fourth proportional to 125,626,660.59, 173,247,827.34 and 81,526,505.43 is: 112,430,672.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,626,660.59 : 173,247,827.34 = 81,526,505.43 : x
  2. Step 2: Convert to fraction form
    125,626,660.59/173,247,827.34 = 81,526,505.43/x
  3. Step 3: Cross multiply
    125,626,660.59x = 173,247,827.34 × 81,526,505.43
  4. Step 4: Simplify right side
    125,626,660.59x = 14,124,289,936,370,214
  5. Step 5: Solve for x
    x = 14,124,289,936,370,214/125,626,660.59
  6. Step 6: Final answer
    x = 112,430,672.52

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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.