Home / 13,446,769,630.60-20,170,154,445.90-4,130,980,909.30

Finding the Fourth Proportional to 13,446,769,630.60, 20,170,154,445.90 and 4,130,980,909.30

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Solution

The fourth proportional to 13,446,769,630.60, 20,170,154,445.90 and 4,130,980,909.30 is: 6,196,471,363.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446,769,630.60 : 20,170,154,445.90 = 4,130,980,909.30 : x
  2. Step 2: Convert to fraction form
    13,446,769,630.60/20,170,154,445.90 = 4,130,980,909.30/x
  3. Step 3: Cross multiply
    13,446,769,630.60x = 20,170,154,445.90 × 4,130,980,909.30
  4. Step 4: Simplify right side
    13,446,769,630.60x = 83,322,522,953,645,424,640
  5. Step 5: Solve for x
    x = 83,322,522,953,645,424,640/13,446,769,630.60
  6. Step 6: Final answer
    x = 6,196,471,363.95

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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.