Home / 151,425,530.01-208,967,379.26-81,810,966.26

Finding the Fourth Proportional to 151,425,530.01, 208,967,379.26 and 81,810,966.26

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Solution

The fourth proportional to 151,425,530.01, 208,967,379.26 and 81,810,966.26 is: 112,899,213.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,425,530.01 : 208,967,379.26 = 81,810,966.26 : x
  2. Step 2: Convert to fraction form
    151,425,530.01/208,967,379.26 = 81,810,966.26/x
  3. Step 3: Cross multiply
    151,425,530.01x = 208,967,379.26 × 81,810,966.26
  4. Step 4: Simplify right side
    151,425,530.01x = 17,095,823,214,193,848
  5. Step 5: Solve for x
    x = 17,095,823,214,193,848/151,425,530.01
  6. Step 6: Final answer
    x = 112,899,213.32

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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.