Home / 369,997,531,903.82-554,888,629,555.45-143,306,423,313.03

Finding the Fourth Proportional to 369,997,531,903.82, 554,888,629,555.45 and 143,306,423,313.03

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Solution

The fourth proportional to 369,997,531,903.82, 554,888,629,555.45 and 143,306,423,313.03 is: 214,917,933,180.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,997,531,903.82 : 554,888,629,555.45 = 143,306,423,313.03 : x
  2. Step 2: Convert to fraction form
    369,997,531,903.82/554,888,629,555.45 = 143,306,423,313.03/x
  3. Step 3: Cross multiply
    369,997,531,903.82x = 554,888,629,555.45 × 143,306,423,313.03
  4. Step 4: Simplify right side
    369,997,531,903.82x = 79,519,104,838,660,400,349,184
  5. Step 5: Solve for x
    x = 79,519,104,838,660,400,349,184/369,997,531,903.82
  6. Step 6: Final answer
    x = 214,917,933,180.51

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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.