Home / 1,380,184,065,474.70-2,070,498,560,026.40-425,122,217,553.12

Finding the Fourth Proportional to 1,380,184,065,474.70, 2,070,498,560,026.40 and 425,122,217,553.12

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Solution

The fourth proportional to 1,380,184,065,474.70, 2,070,498,560,026.40 and 425,122,217,553.12 is: 637,751,848,682.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,184,065,474.70 : 2,070,498,560,026.40 = 425,122,217,553.12 : x
  2. Step 2: Convert to fraction form
    1,380,184,065,474.70/2,070,498,560,026.40 = 425,122,217,553.12/x
  3. Step 3: Cross multiply
    1,380,184,065,474.70x = 2,070,498,560,026.40 × 425,122,217,553.12
  4. Step 4: Simplify right side
    1,380,184,065,474.70x = 880,214,939,278,964,842,037,248
  5. Step 5: Solve for x
    x = 880,214,939,278,964,842,037,248/1,380,184,065,474.70
  6. Step 6: Final answer
    x = 637,751,848,682.75

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Double scale
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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.