Home / 55,295,999.80-82,943,999.70-31,109,529.40

Finding the Fourth Proportional to 55,295,999.80, 82,943,999.70 and 31,109,529.40

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Solution

The fourth proportional to 55,295,999.80, 82,943,999.70 and 31,109,529.40 is: 46,664,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,295,999.80 : 82,943,999.70 = 31,109,529.40 : x
  2. Step 2: Convert to fraction form
    55,295,999.80/82,943,999.70 = 31,109,529.40/x
  3. Step 3: Cross multiply
    55,295,999.80x = 82,943,999.70 × 31,109,529.40
  4. Step 4: Simplify right side
    55,295,999.80x = 2,580,348,797,220,741
  5. Step 5: Solve for x
    x = 2,580,348,797,220,741/55,295,999.80
  6. Step 6: Final answer
    x = 46,664,294.10

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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.