Home / 355,780,015.38-532,974,986.91-245,096,154.90

Finding the Fourth Proportional to 355,780,015.38, 532,974,986.91 and 245,096,154.90

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Solution

The fourth proportional to 355,780,015.38, 532,974,986.91 and 245,096,154.90 is: 367,165,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,780,015.38 : 532,974,986.91 = 245,096,154.90 : x
  2. Step 2: Convert to fraction form
    355,780,015.38/532,974,986.91 = 245,096,154.90/x
  3. Step 3: Cross multiply
    355,780,015.38x = 532,974,986.91 × 245,096,154.90
  4. Step 4: Simplify right side
    355,780,015.38x = 130,630,119,949,518,848
  5. Step 5: Solve for x
    x = 130,630,119,949,518,848/355,780,015.38
  6. Step 6: Final answer
    x = 367,165,423.30

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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.