Home / 139,968,016.80-209,952,025.20-94,282,461.60

Finding the Fourth Proportional to 139,968,016.80, 209,952,025.20 and 94,282,461.60

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Solution

The fourth proportional to 139,968,016.80, 209,952,025.20 and 94,282,461.60 is: 141,423,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,016.80 : 209,952,025.20 = 94,282,461.60 : x
  2. Step 2: Convert to fraction form
    139,968,016.80/209,952,025.20 = 94,282,461.60/x
  3. Step 3: Cross multiply
    139,968,016.80x = 209,952,025.20 × 94,282,461.60
  4. Step 4: Simplify right side
    139,968,016.80x = 19,794,793,753,761,228
  5. Step 5: Solve for x
    x = 19,794,793,753,761,228/139,968,016.80
  6. Step 6: Final answer
    x = 141,423,692.40

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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.