Home / 124,416,830.40-186,625,245.60-113,079,422.40

Finding the Fourth Proportional to 124,416,830.40, 186,625,245.60 and 113,079,422.40

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Solution

The fourth proportional to 124,416,830.40, 186,625,245.60 and 113,079,422.40 is: 169,619,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,830.40 : 186,625,245.60 = 113,079,422.40 : x
  2. Step 2: Convert to fraction form
    124,416,830.40/186,625,245.60 = 113,079,422.40/x
  3. Step 3: Cross multiply
    124,416,830.40x = 186,625,245.60 × 113,079,422.40
  4. Step 4: Simplify right side
    124,416,830.40x = 21,103,474,977,706,140
  5. Step 5: Solve for x
    x = 21,103,474,977,706,140/124,416,830.40
  6. Step 6: Final answer
    x = 169,619,133.60

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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.