Home / 19,132,079,768.40-28,698,119,652.60-8,792,363,672.40

Finding the Fourth Proportional to 19,132,079,768.40, 28,698,119,652.60 and 8,792,363,672.40

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Solution

The fourth proportional to 19,132,079,768.40, 28,698,119,652.60 and 8,792,363,672.40 is: 13,188,545,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132,079,768.40 : 28,698,119,652.60 = 8,792,363,672.40 : x
  2. Step 2: Convert to fraction form
    19,132,079,768.40/28,698,119,652.60 = 8,792,363,672.40/x
  3. Step 3: Cross multiply
    19,132,079,768.40x = 28,698,119,652.60 × 8,792,363,672.40
  4. Step 4: Simplify right side
    19,132,079,768.40x = 252,324,304,699,708,735,488
  5. Step 5: Solve for x
    x = 252,324,304,699,708,735,488/19,132,079,768.40
  6. Step 6: Final answer
    x = 13,188,545,508.60

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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.