Home / 68,668,631.28-102,998,775.36-24,355,112.40

Finding the Fourth Proportional to 68,668,631.28, 102,998,775.36 and 24,355,112.40

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Solution

The fourth proportional to 68,668,631.28, 102,998,775.36 and 24,355,112.40 is: 36,531,189.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,668,631.28 : 102,998,775.36 = 24,355,112.40 : x
  2. Step 2: Convert to fraction form
    68,668,631.28/102,998,775.36 = 24,355,112.40/x
  3. Step 3: Cross multiply
    68,668,631.28x = 102,998,775.36 × 24,355,112.40
  4. Step 4: Simplify right side
    68,668,631.28x = 2,508,546,750,955,150.50
  5. Step 5: Solve for x
    x = 2,508,546,750,955,150.50/68,668,631.28
  6. Step 6: Final answer
    x = 36,531,189.05

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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.