Home / 763,050,067.80-1,144,575,101.70-188,621,395.80

Finding the Fourth Proportional to 763,050,067.80, 1,144,575,101.70 and 188,621,395.80

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Solution

The fourth proportional to 763,050,067.80, 1,144,575,101.70 and 188,621,395.80 is: 282,932,093.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,050,067.80 : 1,144,575,101.70 = 188,621,395.80 : x
  2. Step 2: Convert to fraction form
    763,050,067.80/1,144,575,101.70 = 188,621,395.80/x
  3. Step 3: Cross multiply
    763,050,067.80x = 1,144,575,101.70 × 188,621,395.80
  4. Step 4: Simplify right side
    763,050,067.80x = 215,891,353,280,580,960
  5. Step 5: Solve for x
    x = 215,891,353,280,580,960/763,050,067.80
  6. Step 6: Final answer
    x = 282,932,093.70

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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.