Home / 10,473,242,415.20-15,709,863,622.80-9,956,681,763.20

Finding the Fourth Proportional to 10,473,242,415.20, 15,709,863,622.80 and 9,956,681,763.20

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Solution

The fourth proportional to 10,473,242,415.20, 15,709,863,622.80 and 9,956,681,763.20 is: 14,935,022,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,473,242,415.20 : 15,709,863,622.80 = 9,956,681,763.20 : x
  2. Step 2: Convert to fraction form
    10,473,242,415.20/15,709,863,622.80 = 9,956,681,763.20/x
  3. Step 3: Cross multiply
    10,473,242,415.20x = 15,709,863,622.80 × 9,956,681,763.20
  4. Step 4: Simplify right side
    10,473,242,415.20x = 156,418,112,635,491,844,096
  5. Step 5: Solve for x
    x = 156,418,112,635,491,844,096/10,473,242,415.20
  6. Step 6: Final answer
    x = 14,935,022,644.80

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Double scale
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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.