Home / 13,446,642,445.40-20,169,963,668.10-4,130,375,427.20

Finding the Fourth Proportional to 13,446,642,445.40, 20,169,963,668.10 and 4,130,375,427.20

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Solution

The fourth proportional to 13,446,642,445.40, 20,169,963,668.10 and 4,130,375,427.20 is: 6,195,563,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446,642,445.40 : 20,169,963,668.10 = 4,130,375,427.20 : x
  2. Step 2: Convert to fraction form
    13,446,642,445.40/20,169,963,668.10 = 4,130,375,427.20/x
  3. Step 3: Cross multiply
    13,446,642,445.40x = 20,169,963,668.10 × 4,130,375,427.20
  4. Step 4: Simplify right side
    13,446,642,445.40x = 83,309,522,302,236,999,680
  5. Step 5: Solve for x
    x = 83,309,522,302,236,999,680/13,446,642,445.40
  6. Step 6: Final answer
    x = 6,195,563,140.80

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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.