Home / 110,670,437.20-166,005,655.80-103,112,165.20

Finding the Fourth Proportional to 110,670,437.20, 166,005,655.80 and 103,112,165.20

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Solution

The fourth proportional to 110,670,437.20, 166,005,655.80 and 103,112,165.20 is: 154,668,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,670,437.20 : 166,005,655.80 = 103,112,165.20 : x
  2. Step 2: Convert to fraction form
    110,670,437.20/166,005,655.80 = 103,112,165.20/x
  3. Step 3: Cross multiply
    110,670,437.20x = 166,005,655.80 × 103,112,165.20
  4. Step 4: Simplify right side
    110,670,437.20x = 17,117,202,604,983,940
  5. Step 5: Solve for x
    x = 17,117,202,604,983,940/110,670,437.20
  6. Step 6: Final answer
    x = 154,668,247.80

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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.