Home / 810,947,507,941.35-1,119,108,786,832.50-440,151,058,853.80

Finding the Fourth Proportional to 810,947,507,941.35, 1,119,108,786,832.50 and 440,151,058,853.80

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Solution

The fourth proportional to 810,947,507,941.35, 1,119,108,786,832.50 and 440,151,058,853.80 is: 607,409,126,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,947,507,941.35 : 1,119,108,786,832.50 = 440,151,058,853.80 : x
  2. Step 2: Convert to fraction form
    810,947,507,941.35/1,119,108,786,832.50 = 440,151,058,853.80/x
  3. Step 3: Cross multiply
    810,947,507,941.35x = 1,119,108,786,832.50 × 440,151,058,853.80
  4. Step 4: Simplify right side
    810,947,507,941.35x = 492,576,917,496,916,382,580,736
  5. Step 5: Solve for x
    x = 492,576,917,496,916,382,580,736/810,947,507,941.35
  6. Step 6: Final answer
    x = 607,409,126,575.11

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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.