Home / 53,798,855.20-80,698,282.80-49,641,805.60

Finding the Fourth Proportional to 53,798,855.20, 80,698,282.80 and 49,641,805.60

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Solution

The fourth proportional to 53,798,855.20, 80,698,282.80 and 49,641,805.60 is: 74,462,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,798,855.20 : 80,698,282.80 = 49,641,805.60 : x
  2. Step 2: Convert to fraction form
    53,798,855.20/80,698,282.80 = 49,641,805.60/x
  3. Step 3: Cross multiply
    53,798,855.20x = 80,698,282.80 × 49,641,805.60
  4. Step 4: Simplify right side
    53,798,855.20x = 4,006,008,467,011,423.50
  5. Step 5: Solve for x
    x = 4,006,008,467,011,423.50/53,798,855.20
  6. Step 6: Final answer
    x = 74,462,708.40

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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.