Home / 276,634,529.10-415,430,090.55-147,494,366.10

Finding the Fourth Proportional to 276,634,529.10, 415,430,090.55 and 147,494,366.10

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Solution

The fourth proportional to 276,634,529.10, 415,430,090.55 and 147,494,366.10 is: 221,496,564.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,634,529.10 : 415,430,090.55 = 147,494,366.10 : x
  2. Step 2: Convert to fraction form
    276,634,529.10/415,430,090.55 = 147,494,366.10/x
  3. Step 3: Cross multiply
    276,634,529.10x = 415,430,090.55 × 147,494,366.10
  4. Step 4: Simplify right side
    276,634,529.10x = 61,273,597,864,537,848
  5. Step 5: Solve for x
    x = 61,273,597,864,537,848/276,634,529.10
  6. Step 6: Final answer
    x = 221,496,564.67

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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.