Home / 101,018,429.96-151,550,091.66-47,136,348.68

Finding the Fourth Proportional to 101,018,429.96, 151,550,091.66 and 47,136,348.68

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Solution

The fourth proportional to 101,018,429.96, 151,550,091.66 and 47,136,348.68 is: 70,714,996.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,018,429.96 : 151,550,091.66 = 47,136,348.68 : x
  2. Step 2: Convert to fraction form
    101,018,429.96/151,550,091.66 = 47,136,348.68/x
  3. Step 3: Cross multiply
    101,018,429.96x = 151,550,091.66 × 47,136,348.68
  4. Step 4: Simplify right side
    101,018,429.96x = 7,143,517,962,971,720
  5. Step 5: Solve for x
    x = 7,143,517,962,971,720/101,018,429.96
  6. Step 6: Final answer
    x = 70,714,996.91

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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.