Home / 696,183,994.40-1,044,394,962.48-287,016,473.12

Finding the Fourth Proportional to 696,183,994.40, 1,044,394,962.48 and 287,016,473.12

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Solution

The fourth proportional to 696,183,994.40, 1,044,394,962.48 and 287,016,473.12 is: 430,573,757.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,183,994.40 : 1,044,394,962.48 = 287,016,473.12 : x
  2. Step 2: Convert to fraction form
    696,183,994.40/1,044,394,962.48 = 287,016,473.12/x
  3. Step 3: Cross multiply
    696,183,994.40x = 1,044,394,962.48 × 287,016,473.12
  4. Step 4: Simplify right side
    696,183,994.40x = 299,758,558,675,304,320
  5. Step 5: Solve for x
    x = 299,758,558,675,304,320/696,183,994.40
  6. Step 6: Final answer
    x = 430,573,757.92

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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.