Home / 14,217,162,935.56-19,610,237,768.84-9,142,941,997.86

Finding the Fourth Proportional to 14,217,162,935.56, 19,610,237,768.84 and 9,142,941,997.86

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Solution

The fourth proportional to 14,217,162,935.56, 19,610,237,768.84 and 9,142,941,997.86 is: 12,611,184,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217,162,935.56 : 19,610,237,768.84 = 9,142,941,997.86 : x
  2. Step 2: Convert to fraction form
    14,217,162,935.56/19,610,237,768.84 = 9,142,941,997.86/x
  3. Step 3: Cross multiply
    14,217,162,935.56x = 19,610,237,768.84 × 9,142,941,997.86
  4. Step 4: Simplify right side
    14,217,162,935.56x = 179,295,266,484,603,846,656
  5. Step 5: Solve for x
    x = 179,295,266,484,603,846,656/14,217,162,935.56
  6. Step 6: Final answer
    x = 12,611,184,615.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.