Home / 401,104,176.22-553,391,449.03-242,274,952.41

Finding the Fourth Proportional to 401,104,176.22, 553,391,449.03 and 242,274,952.41

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Solution

The fourth proportional to 401,104,176.22, 553,391,449.03 and 242,274,952.41 is: 334,259,513.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,104,176.22 : 553,391,449.03 = 242,274,952.41 : x
  2. Step 2: Convert to fraction form
    401,104,176.22/553,391,449.03 = 242,274,952.41/x
  3. Step 3: Cross multiply
    401,104,176.22x = 553,391,449.03 × 242,274,952.41
  4. Step 4: Simplify right side
    401,104,176.22x = 134,072,886,977,844,176
  5. Step 5: Solve for x
    x = 134,072,886,977,844,176/401,104,176.22
  6. Step 6: Final answer
    x = 334,259,513.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.