Home / 403,051,618,788.90-604,579,688,136.24-134,439,861,775.20

Finding the Fourth Proportional to 403,051,618,788.90, 604,579,688,136.24 and 134,439,861,775.20

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Solution

The fourth proportional to 403,051,618,788.90, 604,579,688,136.24 and 134,439,861,775.20 is: 201,660,546,481.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,051,618,788.90 : 604,579,688,136.24 = 134,439,861,775.20 : x
  2. Step 2: Convert to fraction form
    403,051,618,788.90/604,579,688,136.24 = 134,439,861,775.20/x
  3. Step 3: Cross multiply
    403,051,618,788.90x = 604,579,688,136.24 × 134,439,861,775.20
  4. Step 4: Simplify right side
    403,051,618,788.90x = 81,279,609,705,129,631,023,104
  5. Step 5: Solve for x
    x = 81,279,609,705,129,631,023,104/403,051,618,788.90
  6. Step 6: Final answer
    x = 201,660,546,481.27

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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.