Home / 4,267,009,871.20-6,400,868,701.20-1,358,882,639.20

Finding the Fourth Proportional to 4,267,009,871.20, 6,400,868,701.20 and 1,358,882,639.20

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Solution

The fourth proportional to 4,267,009,871.20, 6,400,868,701.20 and 1,358,882,639.20 is: 2,038,436,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267,009,871.20 : 6,400,868,701.20 = 1,358,882,639.20 : x
  2. Step 2: Convert to fraction form
    4,267,009,871.20/6,400,868,701.20 = 1,358,882,639.20/x
  3. Step 3: Cross multiply
    4,267,009,871.20x = 6,400,868,701.20 × 1,358,882,639.20
  4. Step 4: Simplify right side
    4,267,009,871.20x = 8,698,029,353,859,332,096
  5. Step 5: Solve for x
    x = 8,698,029,353,859,332,096/4,267,009,871.20
  6. Step 6: Final answer
    x = 2,038,436,660.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.