Home / 82,944,067.40-124,416,101.10-47,112,259.40

Finding the Fourth Proportional to 82,944,067.40, 124,416,101.10 and 47,112,259.40

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Solution

The fourth proportional to 82,944,067.40, 124,416,101.10 and 47,112,259.40 is: 70,668,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,067.40 : 124,416,101.10 = 47,112,259.40 : x
  2. Step 2: Convert to fraction form
    82,944,067.40/124,416,101.10 = 47,112,259.40/x
  3. Step 3: Cross multiply
    82,944,067.40x = 124,416,101.10 × 47,112,259.40
  4. Step 4: Simplify right side
    82,944,067.40x = 5,861,523,628,559,825
  5. Step 5: Solve for x
    x = 5,861,523,628,559,825/82,944,067.40
  6. Step 6: Final answer
    x = 70,668,389.10

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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.