Home / 1,309,210,561,475.50-1,806,448,542,978.40-731,058,122,984.70

Finding the Fourth Proportional to 1,309,210,561,475.50, 1,806,448,542,978.40 and 731,058,122,984.70

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Solution

The fourth proportional to 1,309,210,561,475.50, 1,806,448,542,978.40 and 731,058,122,984.70 is: 1,008,713,892,141.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,210,561,475.50 : 1,806,448,542,978.40 = 731,058,122,984.70 : x
  2. Step 2: Convert to fraction form
    1,309,210,561,475.50/1,806,448,542,978.40 = 731,058,122,984.70/x
  3. Step 3: Cross multiply
    1,309,210,561,475.50x = 1,806,448,542,978.40 × 731,058,122,984.70
  4. Step 4: Simplify right side
    1,309,210,561,475.50x = 1,320,618,881,098,235,036,827,648
  5. Step 5: Solve for x
    x = 1,320,618,881,098,235,036,827,648/1,309,210,561,475.50
  6. Step 6: Final answer
    x = 1,008,713,892,141.14

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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.