Home / 635,539,739.76-953,291,987.14-169,205,164.56

Finding the Fourth Proportional to 635,539,739.76, 953,291,987.14 and 169,205,164.56

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Solution

The fourth proportional to 635,539,739.76, 953,291,987.14 and 169,205,164.56 is: 253,803,055.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,539,739.76 : 953,291,987.14 = 169,205,164.56 : x
  2. Step 2: Convert to fraction form
    635,539,739.76/953,291,987.14 = 169,205,164.56/x
  3. Step 3: Cross multiply
    635,539,739.76x = 953,291,987.14 × 169,205,164.56
  4. Step 4: Simplify right side
    635,539,739.76x = 161,301,927,557,753,088
  5. Step 5: Solve for x
    x = 161,301,927,557,753,088/635,539,739.76
  6. Step 6: Final answer
    x = 253,803,055.05

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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.