Home / 201,837,381.64-278,656,581.06-132,343,991.08

Finding the Fourth Proportional to 201,837,381.64, 278,656,581.06 and 132,343,991.08

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Solution

The fourth proportional to 201,837,381.64, 278,656,581.06 and 132,343,991.08 is: 182,714,043.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,837,381.64 : 278,656,581.06 = 132,343,991.08 : x
  2. Step 2: Convert to fraction form
    201,837,381.64/278,656,581.06 = 132,343,991.08/x
  3. Step 3: Cross multiply
    201,837,381.64x = 278,656,581.06 × 132,343,991.08
  4. Step 4: Simplify right side
    201,837,381.64x = 36,878,524,078,187,936
  5. Step 5: Solve for x
    x = 36,878,524,078,187,936/201,837,381.64
  6. Step 6: Final answer
    x = 182,714,043.25

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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.