Home / 76,670,626.20-105,809,750.94-41,866,547.80

Finding the Fourth Proportional to 76,670,626.20, 105,809,750.94 and 41,866,547.80

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Solution

The fourth proportional to 76,670,626.20, 105,809,750.94 and 41,866,547.80 is: 57,778,176.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,670,626.20 : 105,809,750.94 = 41,866,547.80 : x
  2. Step 2: Convert to fraction form
    76,670,626.20/105,809,750.94 = 41,866,547.80/x
  3. Step 3: Cross multiply
    76,670,626.20x = 105,809,750.94 × 41,866,547.80
  4. Step 4: Simplify right side
    76,670,626.20x = 4,429,888,995,435,604.50
  5. Step 5: Solve for x
    x = 4,429,888,995,435,604.50/76,670,626.20
  6. Step 6: Final answer
    x = 57,778,176.79

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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.