Home / 13,617,101,044.80-20,425,651,567.20-4,783,913,895.60

Finding the Fourth Proportional to 13,617,101,044.80, 20,425,651,567.20 and 4,783,913,895.60

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Solution

The fourth proportional to 13,617,101,044.80, 20,425,651,567.20 and 4,783,913,895.60 is: 7,175,870,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,617,101,044.80 : 20,425,651,567.20 = 4,783,913,895.60 : x
  2. Step 2: Convert to fraction form
    13,617,101,044.80/20,425,651,567.20 = 4,783,913,895.60/x
  3. Step 3: Cross multiply
    13,617,101,044.80x = 20,425,651,567.20 × 4,783,913,895.60
  4. Step 4: Simplify right side
    13,617,101,044.80x = 97,714,558,359,012,016,128
  5. Step 5: Solve for x
    x = 97,714,558,359,012,016,128/13,617,101,044.80
  6. Step 6: Final answer
    x = 7,175,870,843.40

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Double scale
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Similar ratio
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1.5x scale

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.