Home / 810,947,507,946.34-1,119,108,786,839.60-440,151,058,858.80

Finding the Fourth Proportional to 810,947,507,946.34, 1,119,108,786,839.60 and 440,151,058,858.80

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Solution

The fourth proportional to 810,947,507,946.34, 1,119,108,786,839.60 and 440,151,058,858.80 is: 607,409,126,582.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,947,507,946.34 : 1,119,108,786,839.60 = 440,151,058,858.80 : x
  2. Step 2: Convert to fraction form
    810,947,507,946.34/1,119,108,786,839.60 = 440,151,058,858.80/x
  3. Step 3: Cross multiply
    810,947,507,946.34x = 1,119,108,786,839.60 × 440,151,058,858.80
  4. Step 4: Simplify right side
    810,947,507,946.34x = 492,576,917,505,637,045,239,808
  5. Step 5: Solve for x
    x = 492,576,917,505,637,045,239,808/810,947,507,946.34
  6. Step 6: Final answer
    x = 607,409,126,582.13

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Double scale
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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.