Home / 1,004,028,762.70-1,506,043,144.05-711,311,059.90

Finding the Fourth Proportional to 1,004,028,762.70, 1,506,043,144.05 and 711,311,059.90

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Solution

The fourth proportional to 1,004,028,762.70, 1,506,043,144.05 and 711,311,059.90 is: 1,066,966,589.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,028,762.70 : 1,506,043,144.05 = 711,311,059.90 : x
  2. Step 2: Convert to fraction form
    1,004,028,762.70/1,506,043,144.05 = 711,311,059.90/x
  3. Step 3: Cross multiply
    1,004,028,762.70x = 1,506,043,144.05 × 711,311,059.90
  4. Step 4: Simplify right side
    1,004,028,762.70x = 1,071,265,145,049,333,760
  5. Step 5: Solve for x
    x = 1,071,265,145,049,333,760/1,004,028,762.70
  6. Step 6: Final answer
    x = 1,066,966,589.85

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1.5x scale

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.