Home / 107,768,001.36-161,754,200.88-66,703,223.16

Finding the Fourth Proportional to 107,768,001.36, 161,754,200.88 and 66,703,223.16

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Solution

The fourth proportional to 107,768,001.36, 161,754,200.88 and 66,703,223.16 is: 100,118,090.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,768,001.36 : 161,754,200.88 = 66,703,223.16 : x
  2. Step 2: Convert to fraction form
    107,768,001.36/161,754,200.88 = 66,703,223.16/x
  3. Step 3: Cross multiply
    107,768,001.36x = 161,754,200.88 × 66,703,223.16
  4. Step 4: Simplify right side
    107,768,001.36x = 10,789,526,558,366,108
  5. Step 5: Solve for x
    x = 10,789,526,558,366,108/107,768,001.36
  6. Step 6: Final answer
    x = 100,118,090.92

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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.