Home / 1,205,314,463,786.40-1,808,233,495,828.20-440,401,385,520.97

Finding the Fourth Proportional to 1,205,314,463,786.40, 1,808,233,495,828.20 and 440,401,385,520.97

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Solution

The fourth proportional to 1,205,314,463,786.40, 1,808,233,495,828.20 and 440,401,385,520.97 is: 660,697,735,598.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,314,463,786.40 : 1,808,233,495,828.20 = 440,401,385,520.97 : x
  2. Step 2: Convert to fraction form
    1,205,314,463,786.40/1,808,233,495,828.20 = 440,401,385,520.97/x
  3. Step 3: Cross multiply
    1,205,314,463,786.40x = 1,808,233,495,828.20 × 440,401,385,520.97
  4. Step 4: Simplify right side
    1,205,314,463,786.40x = 796,348,536,908,166,320,881,664
  5. Step 5: Solve for x
    x = 796,348,536,908,166,320,881,664/1,205,314,463,786.40
  6. Step 6: Final answer
    x = 660,697,735,598.81

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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.