Home / 200,573,450.21-276,674,094.16-126,116,130.33

Finding the Fourth Proportional to 200,573,450.21, 276,674,094.16 and 126,116,130.33

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Solution

The fourth proportional to 200,573,450.21, 276,674,094.16 and 126,116,130.33 is: 173,966,524.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,573,450.21 : 276,674,094.16 = 126,116,130.33 : x
  2. Step 2: Convert to fraction form
    200,573,450.21/276,674,094.16 = 126,116,130.33/x
  3. Step 3: Cross multiply
    200,573,450.21x = 276,674,094.16 × 126,116,130.33
  4. Step 4: Simplify right side
    200,573,450.21x = 34,893,066,118,017,256
  5. Step 5: Solve for x
    x = 34,893,066,118,017,256/200,573,450.21
  6. Step 6: Final answer
    x = 173,966,524.89

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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.