Home / 65,200,102.30-97,800,153.45-42,525,286.30

Finding the Fourth Proportional to 65,200,102.30, 97,800,153.45 and 42,525,286.30

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Solution

The fourth proportional to 65,200,102.30, 97,800,153.45 and 42,525,286.30 is: 63,787,929.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,200,102.30 : 97,800,153.45 = 42,525,286.30 : x
  2. Step 2: Convert to fraction form
    65,200,102.30/97,800,153.45 = 42,525,286.30/x
  3. Step 3: Cross multiply
    65,200,102.30x = 97,800,153.45 × 42,525,286.30
  4. Step 4: Simplify right side
    65,200,102.30x = 4,158,979,525,645,182.50
  5. Step 5: Solve for x
    x = 4,158,979,525,645,182.50/65,200,102.30
  6. Step 6: Final answer
    x = 63,787,929.45

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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.