Home / 635,539,693.35-953,291,917.61-169,205,118.15

Finding the Fourth Proportional to 635,539,693.35, 953,291,917.61 and 169,205,118.15

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Solution

The fourth proportional to 635,539,693.35, 953,291,917.61 and 169,205,118.15 is: 253,802,985.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,539,693.35 : 953,291,917.61 = 169,205,118.15 : x
  2. Step 2: Convert to fraction form
    635,539,693.35/953,291,917.61 = 169,205,118.15/x
  3. Step 3: Cross multiply
    635,539,693.35x = 953,291,917.61 × 169,205,118.15
  4. Step 4: Simplify right side
    635,539,693.35x = 161,301,871,551,099,072
  5. Step 5: Solve for x
    x = 161,301,871,551,099,072/635,539,693.35
  6. Step 6: Final answer
    x = 253,802,985.46

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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.