Home / 134,626,709.40-201,940,064.10-111,668,458.20

Finding the Fourth Proportional to 134,626,709.40, 201,940,064.10 and 111,668,458.20

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Solution

The fourth proportional to 134,626,709.40, 201,940,064.10 and 111,668,458.20 is: 167,502,687.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,626,709.40 : 201,940,064.10 = 111,668,458.20 : x
  2. Step 2: Convert to fraction form
    134,626,709.40/201,940,064.10 = 111,668,458.20/x
  3. Step 3: Cross multiply
    134,626,709.40x = 201,940,064.10 × 111,668,458.20
  4. Step 4: Simplify right side
    134,626,709.40x = 22,550,335,606,856,172
  5. Step 5: Solve for x
    x = 22,550,335,606,856,172/134,626,709.40
  6. Step 6: Final answer
    x = 167,502,687.30

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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.