Home / 2,986,648,850.70-4,479,973,276.05-2,690,742,501.90

Finding the Fourth Proportional to 2,986,648,850.70, 4,479,973,276.05 and 2,690,742,501.90

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Solution

The fourth proportional to 2,986,648,850.70, 4,479,973,276.05 and 2,690,742,501.90 is: 4,036,113,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,648,850.70 : 4,479,973,276.05 = 2,690,742,501.90 : x
  2. Step 2: Convert to fraction form
    2,986,648,850.70/4,479,973,276.05 = 2,690,742,501.90/x
  3. Step 3: Cross multiply
    2,986,648,850.70x = 4,479,973,276.05 × 2,690,742,501.90
  4. Step 4: Simplify right side
    2,986,648,850.70x = 12,054,454,501,243,916,288
  5. Step 5: Solve for x
    x = 12,054,454,501,243,916,288/2,986,648,850.70
  6. Step 6: Final answer
    x = 4,036,113,752.85

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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.