Home / 51,241,540.80-76,862,311.20-49,030,046.40

Finding the Fourth Proportional to 51,241,540.80, 76,862,311.20 and 49,030,046.40

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Solution

The fourth proportional to 51,241,540.80, 76,862,311.20 and 49,030,046.40 is: 73,545,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,241,540.80 : 76,862,311.20 = 49,030,046.40 : x
  2. Step 2: Convert to fraction form
    51,241,540.80/76,862,311.20 = 49,030,046.40/x
  3. Step 3: Cross multiply
    51,241,540.80x = 76,862,311.20 × 49,030,046.40
  4. Step 4: Simplify right side
    51,241,540.80x = 3,768,562,684,547,239.50
  5. Step 5: Solve for x
    x = 3,768,562,684,547,239.50/51,241,540.80
  6. Step 6: Final answer
    x = 73,545,069.60

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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.