Home / 238,773,848.85-358,233,868.28-122,271,692.72

Finding the Fourth Proportional to 238,773,848.85, 358,233,868.28 and 122,271,692.72

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Solution

The fourth proportional to 238,773,848.85, 358,233,868.28 and 122,271,692.72 is: 183,444,969.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,773,848.85 : 358,233,868.28 = 122,271,692.72 : x
  2. Step 2: Convert to fraction form
    238,773,848.85/358,233,868.28 = 122,271,692.72/x
  3. Step 3: Cross multiply
    238,773,848.85x = 358,233,868.28 × 122,271,692.72
  4. Step 4: Simplify right side
    238,773,848.85x = 43,801,861,462,722,168
  5. Step 5: Solve for x
    x = 43,801,861,462,722,168/238,773,848.85
  6. Step 6: Final answer
    x = 183,444,969.68

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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.