Home / 368,681,772.21-552,636,398.25-171,782,830.88

Finding the Fourth Proportional to 368,681,772.21, 552,636,398.25 and 171,782,830.88

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Solution

The fourth proportional to 368,681,772.21, 552,636,398.25 and 171,782,830.88 is: 257,494,273.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,681,772.21 : 552,636,398.25 = 171,782,830.88 : x
  2. Step 2: Convert to fraction form
    368,681,772.21/552,636,398.25 = 171,782,830.88/x
  3. Step 3: Cross multiply
    368,681,772.21x = 552,636,398.25 × 171,782,830.88
  4. Step 4: Simplify right side
    368,681,772.21x = 94,933,444,935,948,896
  5. Step 5: Solve for x
    x = 94,933,444,935,948,896/368,681,772.21
  6. Step 6: Final answer
    x = 257,494,273.09

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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.