Home / 2,121,423,232,419.90-3,182,134,845,033.50-509,757,113,575.89

Finding the Fourth Proportional to 2,121,423,232,419.90, 3,182,134,845,033.50 and 509,757,113,575.89

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Solution

The fourth proportional to 2,121,423,232,419.90, 3,182,134,845,033.50 and 509,757,113,575.89 is: 764,635,669,499.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,423,232,419.90 : 3,182,134,845,033.50 = 509,757,113,575.89 : x
  2. Step 2: Convert to fraction form
    2,121,423,232,419.90/3,182,134,845,033.50 = 509,757,113,575.89/x
  3. Step 3: Cross multiply
    2,121,423,232,419.90x = 3,182,134,845,033.50 × 509,757,113,575.89
  4. Step 4: Simplify right side
    2,121,423,232,419.90x = 1,622,115,873,613,538,954,051,584
  5. Step 5: Solve for x
    x = 1,622,115,873,613,538,954,051,584/2,121,423,232,419.90
  6. Step 6: Final answer
    x = 764,635,669,499.67

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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.