Home / 706,637,853.03-1,059,465,932.58-312,950,149.20

Finding the Fourth Proportional to 706,637,853.03, 1,059,465,932.58 and 312,950,149.20

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Solution

The fourth proportional to 706,637,853.03, 1,059,465,932.58 and 312,950,149.20 is: 469,207,841.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,637,853.03 : 1,059,465,932.58 = 312,950,149.20 : x
  2. Step 2: Convert to fraction form
    706,637,853.03/1,059,465,932.58 = 312,950,149.20/x
  3. Step 3: Cross multiply
    706,637,853.03x = 1,059,465,932.58 × 312,950,149.20
  4. Step 4: Simplify right side
    706,637,853.03x = 331,560,021,673,228,160
  5. Step 5: Solve for x
    x = 331,560,021,673,228,160/706,637,853.03
  6. Step 6: Final answer
    x = 469,207,841.40

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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.