Home / 368,681,767.70-552,636,391.51-171,782,826.38

Finding the Fourth Proportional to 368,681,767.70, 552,636,391.51 and 171,782,826.38

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Solution

The fourth proportional to 368,681,767.70, 552,636,391.51 and 171,782,826.38 is: 257,494,266.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,681,767.70 : 552,636,391.51 = 171,782,826.38 : x
  2. Step 2: Convert to fraction form
    368,681,767.70/552,636,391.51 = 171,782,826.38/x
  3. Step 3: Cross multiply
    368,681,767.70x = 552,636,391.51 × 171,782,826.38
  4. Step 4: Simplify right side
    368,681,767.70x = 94,933,441,290,839,408
  5. Step 5: Solve for x
    x = 94,933,441,290,839,408/368,681,767.70
  6. Step 6: Final answer
    x = 257,494,266.35

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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.