Home / 119,232,000.60-178,848,000.90-42,557,530.20

Finding the Fourth Proportional to 119,232,000.60, 178,848,000.90 and 42,557,530.20

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Solution

The fourth proportional to 119,232,000.60, 178,848,000.90 and 42,557,530.20 is: 63,836,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,232,000.60 : 178,848,000.90 = 42,557,530.20 : x
  2. Step 2: Convert to fraction form
    119,232,000.60/178,848,000.90 = 42,557,530.20/x
  3. Step 3: Cross multiply
    119,232,000.60x = 178,848,000.90 × 42,557,530.20
  4. Step 4: Simplify right side
    119,232,000.60x = 7,611,329,199,511,378
  5. Step 5: Solve for x
    x = 7,611,329,199,511,378/119,232,000.60
  6. Step 6: Final answer
    x = 63,836,295.30

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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.