Home / 102,814,736.30-153,923,506.05-99,828,752.30

Finding the Fourth Proportional to 102,814,736.30, 153,923,506.05 and 99,828,752.30

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Solution

The fourth proportional to 102,814,736.30, 153,923,506.05 and 99,828,752.30 is: 149,453,202.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,814,736.30 : 153,923,506.05 = 99,828,752.30 : x
  2. Step 2: Convert to fraction form
    102,814,736.30/153,923,506.05 = 99,828,752.30/x
  3. Step 3: Cross multiply
    102,814,736.30x = 153,923,506.05 × 99,828,752.30
  4. Step 4: Simplify right side
    102,814,736.30x = 15,365,991,558,613,002
  5. Step 5: Solve for x
    x = 15,365,991,558,613,002/102,814,736.30
  6. Step 6: Final answer
    x = 149,453,202.06

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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.