Home / 369,997,531,909.84-554,888,629,564.44-143,306,423,319.04

Finding the Fourth Proportional to 369,997,531,909.84, 554,888,629,564.44 and 143,306,423,319.04

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Solution

The fourth proportional to 369,997,531,909.84, 554,888,629,564.44 and 143,306,423,319.04 is: 214,917,933,189.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,997,531,909.84 : 554,888,629,564.44 = 143,306,423,319.04 : x
  2. Step 2: Convert to fraction form
    369,997,531,909.84/554,888,629,564.44 = 143,306,423,319.04/x
  3. Step 3: Cross multiply
    369,997,531,909.84x = 554,888,629,564.44 × 143,306,423,319.04
  4. Step 4: Simplify right side
    369,997,531,909.84x = 79,519,104,843,283,613,876,224
  5. Step 5: Solve for x
    x = 79,519,104,843,283,613,876,224/369,997,531,909.84
  6. Step 6: Final answer
    x = 214,917,933,189.51

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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.