Home / 368,094,066,633.78-552,196,307,592.40-129,286,624,608.73

Finding the Fourth Proportional to 368,094,066,633.78, 552,196,307,592.40 and 129,286,624,608.73

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Solution

The fourth proportional to 368,094,066,633.78, 552,196,307,592.40 and 129,286,624,608.73 is: 193,949,327,634.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,094,066,633.78 : 552,196,307,592.40 = 129,286,624,608.73 : x
  2. Step 2: Convert to fraction form
    368,094,066,633.78/552,196,307,592.40 = 129,286,624,608.73/x
  3. Step 3: Cross multiply
    368,094,066,633.78x = 552,196,307,592.40 × 129,286,624,608.73
  4. Step 4: Simplify right side
    368,094,066,633.78x = 71,391,596,730,025,427,075,072
  5. Step 5: Solve for x
    x = 71,391,596,730,025,427,075,072/368,094,066,633.78
  6. Step 6: Final answer
    x = 193,949,327,634.92

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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.