Home / 43,776,110.90-65,664,166.35-42,880,315.70

Finding the Fourth Proportional to 43,776,110.90, 65,664,166.35 and 42,880,315.70

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Solution

The fourth proportional to 43,776,110.90, 65,664,166.35 and 42,880,315.70 is: 64,320,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,776,110.90 : 65,664,166.35 = 42,880,315.70 : x
  2. Step 2: Convert to fraction form
    43,776,110.90/65,664,166.35 = 42,880,315.70/x
  3. Step 3: Cross multiply
    43,776,110.90x = 65,664,166.35 × 42,880,315.70
  4. Step 4: Simplify right side
    43,776,110.90x = 2,815,700,183,265,317
  5. Step 5: Solve for x
    x = 2,815,700,183,265,317/43,776,110.90
  6. Step 6: Final answer
    x = 64,320,473.55

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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.