Home / 124,416,800.40-186,625,200.60-43,645,933.20

Finding the Fourth Proportional to 124,416,800.40, 186,625,200.60 and 43,645,933.20

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Solution

The fourth proportional to 124,416,800.40, 186,625,200.60 and 43,645,933.20 is: 65,468,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,800.40 : 186,625,200.60 = 43,645,933.20 : x
  2. Step 2: Convert to fraction form
    124,416,800.40/186,625,200.60 = 43,645,933.20/x
  3. Step 3: Cross multiply
    124,416,800.40x = 186,625,200.60 × 43,645,933.20
  4. Step 4: Simplify right side
    124,416,800.40x = 8,145,431,038,824,200
  5. Step 5: Solve for x
    x = 8,145,431,038,824,200/124,416,800.40
  6. Step 6: Final answer
    x = 65,468,899.80

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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.