Home / 403,051,618,786.90-604,579,688,133.24-134,439,861,773.19

Finding the Fourth Proportional to 403,051,618,786.90, 604,579,688,133.24 and 134,439,861,773.19

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Solution

The fourth proportional to 403,051,618,786.90, 604,579,688,133.24 and 134,439,861,773.19 is: 201,660,546,478.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,051,618,786.90 : 604,579,688,133.24 = 134,439,861,773.19 : x
  2. Step 2: Convert to fraction form
    403,051,618,786.90/604,579,688,133.24 = 134,439,861,773.19/x
  3. Step 3: Cross multiply
    403,051,618,786.90x = 604,579,688,133.24 × 134,439,861,773.19
  4. Step 4: Simplify right side
    403,051,618,786.90x = 81,279,609,703,511,099,441,152
  5. Step 5: Solve for x
    x = 81,279,609,703,511,099,441,152/403,051,618,786.90
  6. Step 6: Final answer
    x = 201,660,546,478.25

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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.