Home / 49,208,083.20-73,812,124.80-20,444,659.20

Finding the Fourth Proportional to 49,208,083.20, 73,812,124.80 and 20,444,659.20

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Solution

The fourth proportional to 49,208,083.20, 73,812,124.80 and 20,444,659.20 is: 30,666,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,208,083.20 : 73,812,124.80 = 20,444,659.20 : x
  2. Step 2: Convert to fraction form
    49,208,083.20/73,812,124.80 = 20,444,659.20/x
  3. Step 3: Cross multiply
    49,208,083.20x = 73,812,124.80 × 20,444,659.20
  4. Step 4: Simplify right side
    49,208,083.20x = 1,509,063,736,363,868
  5. Step 5: Solve for x
    x = 1,509,063,736,363,868/49,208,083.20
  6. Step 6: Final answer
    x = 30,666,988.80

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1.5x scale

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.