Home / 84,069,384.36-126,109,396.62-35,538,191.16

Finding the Fourth Proportional to 84,069,384.36, 126,109,396.62 and 35,538,191.16

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Solution

The fourth proportional to 84,069,384.36, 126,109,396.62 and 35,538,191.16 is: 53,309,535.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,069,384.36 : 126,109,396.62 = 35,538,191.16 : x
  2. Step 2: Convert to fraction form
    84,069,384.36/126,109,396.62 = 35,538,191.16/x
  3. Step 3: Cross multiply
    84,069,384.36x = 126,109,396.62 × 35,538,191.16
  4. Step 4: Simplify right side
    84,069,384.36x = 4,481,699,844,153,817.50
  5. Step 5: Solve for x
    x = 4,481,699,844,153,817.50/84,069,384.36
  6. Step 6: Final answer
    x = 53,309,535.67

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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.