Home / 403,987,675,748.03-557,502,628,671.20-228,041,184,324.96

Finding the Fourth Proportional to 403,987,675,748.03, 557,502,628,671.20 and 228,041,184,324.96

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Solution

The fourth proportional to 403,987,675,748.03, 557,502,628,671.20 and 228,041,184,324.96 is: 314,696,628,977.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,987,675,748.03 : 557,502,628,671.20 = 228,041,184,324.96 : x
  2. Step 2: Convert to fraction form
    403,987,675,748.03/557,502,628,671.20 = 228,041,184,324.96/x
  3. Step 3: Cross multiply
    403,987,675,748.03x = 557,502,628,671.20 × 228,041,184,324.96
  4. Step 4: Simplify right side
    403,987,675,748.03x = 127,133,559,706,458,840,367,104
  5. Step 5: Solve for x
    x = 127,133,559,706,458,840,367,104/403,987,675,748.03
  6. Step 6: Final answer
    x = 314,696,628,977.74

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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.