Home / 807,383,127.58-1,114,189,143.06-436,105,158.28

Finding the Fourth Proportional to 807,383,127.58, 1,114,189,143.06 and 436,105,158.28

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Solution

The fourth proportional to 807,383,127.58, 1,114,189,143.06 and 436,105,158.28 is: 601,825,349.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,383,127.58 : 1,114,189,143.06 = 436,105,158.28 : x
  2. Step 2: Convert to fraction form
    807,383,127.58/1,114,189,143.06 = 436,105,158.28/x
  3. Step 3: Cross multiply
    807,383,127.58x = 1,114,189,143.06 × 436,105,158.28
  4. Step 4: Simplify right side
    807,383,127.58x = 485,903,632,588,038,784
  5. Step 5: Solve for x
    x = 485,903,632,588,038,784/807,383,127.58
  6. Step 6: Final answer
    x = 601,825,349.07

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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.