Home / 13,798,818,077.60-20,698,227,116.40-9,880,609,872.80

Finding the Fourth Proportional to 13,798,818,077.60, 20,698,227,116.40 and 9,880,609,872.80

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Solution

The fourth proportional to 13,798,818,077.60, 20,698,227,116.40 and 9,880,609,872.80 is: 14,820,914,809.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798,818,077.60 : 20,698,227,116.40 = 9,880,609,872.80 : x
  2. Step 2: Convert to fraction form
    13,798,818,077.60/20,698,227,116.40 = 9,880,609,872.80/x
  3. Step 3: Cross multiply
    13,798,818,077.60x = 20,698,227,116.40 × 9,880,609,872.80
  4. Step 4: Simplify right side
    13,798,818,077.60x = 204,511,107,195,758,510,080
  5. Step 5: Solve for x
    x = 204,511,107,195,758,510,080/13,798,818,077.60
  6. Step 6: Final answer
    x = 14,820,914,809.20

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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.