Home / 68,742,514.94-94,861,784.03-38,975,166.05

Finding the Fourth Proportional to 68,742,514.94, 94,861,784.03 and 38,975,166.05

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Solution

The fourth proportional to 68,742,514.94, 94,861,784.03 and 38,975,166.05 is: 53,784,092.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,742,514.94 : 94,861,784.03 = 38,975,166.05 : x
  2. Step 2: Convert to fraction form
    68,742,514.94/94,861,784.03 = 38,975,166.05/x
  3. Step 3: Cross multiply
    68,742,514.94x = 94,861,784.03 × 38,975,166.05
  4. Step 4: Simplify right side
    68,742,514.94x = 3,697,253,784,410,767
  5. Step 5: Solve for x
    x = 3,697,253,784,410,767/68,742,514.94
  6. Step 6: Final answer
    x = 53,784,092.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.