Home / 43,776,083.40-65,664,125.10-43,178,886.60

Finding the Fourth Proportional to 43,776,083.40, 65,664,125.10 and 43,178,886.60

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Solution

The fourth proportional to 43,776,083.40, 65,664,125.10 and 43,178,886.60 is: 64,768,329.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,776,083.40 : 65,664,125.10 = 43,178,886.60 : x
  2. Step 2: Convert to fraction form
    43,776,083.40/65,664,125.10 = 43,178,886.60/x
  3. Step 3: Cross multiply
    43,776,083.40x = 65,664,125.10 × 43,178,886.60
  4. Step 4: Simplify right side
    43,776,083.40x = 2,835,303,811,381,114
  5. Step 5: Solve for x
    x = 2,835,303,811,381,114/43,776,083.40
  6. Step 6: Final answer
    x = 64,768,329.90

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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.