Home / 266,014,145.60-398,800,034.40-112,777,870.40

Finding the Fourth Proportional to 266,014,145.60, 398,800,034.40 and 112,777,870.40

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Solution

The fourth proportional to 266,014,145.60, 398,800,034.40 and 112,777,870.40 is: 169,073,033.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,014,145.60 : 398,800,034.40 = 112,777,870.40 : x
  2. Step 2: Convert to fraction form
    266,014,145.60/398,800,034.40 = 112,777,870.40/x
  3. Step 3: Cross multiply
    266,014,145.60x = 398,800,034.40 × 112,777,870.40
  4. Step 4: Simplify right side
    266,014,145.60x = 44,975,818,595,078,744
  5. Step 5: Solve for x
    x = 44,975,818,595,078,744/266,014,145.60
  6. Step 6: Final answer
    x = 169,073,033.67

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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.