Home / 82,944,071.40-124,416,107.10-47,112,263.40

Finding the Fourth Proportional to 82,944,071.40, 124,416,107.10 and 47,112,263.40

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Solution

The fourth proportional to 82,944,071.40, 124,416,107.10 and 47,112,263.40 is: 70,668,395.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,071.40 : 124,416,107.10 = 47,112,263.40 : x
  2. Step 2: Convert to fraction form
    82,944,071.40/124,416,107.10 = 47,112,263.40/x
  3. Step 3: Cross multiply
    82,944,071.40x = 124,416,107.10 × 47,112,263.40
  4. Step 4: Simplify right side
    82,944,071.40x = 5,861,524,408,897,810
  5. Step 5: Solve for x
    x = 5,861,524,408,897,810/82,944,071.40
  6. Step 6: Final answer
    x = 70,668,395.10

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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.