Home / 147,440,603,885.76-203,466,584,819.52-79,773,709,390.56

Finding the Fourth Proportional to 147,440,603,885.76, 203,466,584,819.52 and 79,773,709,390.56

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Solution

The fourth proportional to 147,440,603,885.76, 203,466,584,819.52 and 79,773,709,390.56 is: 110,086,935,215.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,440,603,885.76 : 203,466,584,819.52 = 79,773,709,390.56 : x
  2. Step 2: Convert to fraction form
    147,440,603,885.76/203,466,584,819.52 = 79,773,709,390.56/x
  3. Step 3: Cross multiply
    147,440,603,885.76x = 203,466,584,819.52 × 79,773,709,390.56
  4. Step 4: Simplify right side
    147,440,603,885.76x = 16,231,284,208,082,113,003,520
  5. Step 5: Solve for x
    x = 16,231,284,208,082,113,003,520/147,440,603,885.76
  6. Step 6: Final answer
    x = 110,086,935,215.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.