Home / 139,968,114.60-209,952,171.90-117,797,183.40

Finding the Fourth Proportional to 139,968,114.60, 209,952,171.90 and 117,797,183.40

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Solution

The fourth proportional to 139,968,114.60, 209,952,171.90 and 117,797,183.40 is: 176,695,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,114.60 : 209,952,171.90 = 117,797,183.40 : x
  2. Step 2: Convert to fraction form
    139,968,114.60/209,952,171.90 = 117,797,183.40/x
  3. Step 3: Cross multiply
    139,968,114.60x = 209,952,171.90 × 117,797,183.40
  4. Step 4: Simplify right side
    139,968,114.60x = 24,731,774,498,532,628
  5. Step 5: Solve for x
    x = 24,731,774,498,532,628/139,968,114.60
  6. Step 6: Final answer
    x = 176,695,775.10

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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.