Home / 115,624,003.03-159,571,213.76-63,423,127.80

Finding the Fourth Proportional to 115,624,003.03, 159,571,213.76 and 63,423,127.80

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Solution

The fourth proportional to 115,624,003.03, 159,571,213.76 and 63,423,127.80 is: 87,529,450.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,624,003.03 : 159,571,213.76 = 63,423,127.80 : x
  2. Step 2: Convert to fraction form
    115,624,003.03/159,571,213.76 = 63,423,127.80/x
  3. Step 3: Cross multiply
    115,624,003.03x = 159,571,213.76 × 63,423,127.80
  4. Step 4: Simplify right side
    115,624,003.03x = 10,120,505,483,931,130
  5. Step 5: Solve for x
    x = 10,120,505,483,931,130/115,624,003.03
  6. Step 6: Final answer
    x = 87,529,450.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.