Home / 56,679,088,181.28-85,018,950,093.24-18,905,559,816.12

Finding the Fourth Proportional to 56,679,088,181.28, 85,018,950,093.24 and 18,905,559,816.12

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Solution

The fourth proportional to 56,679,088,181.28, 85,018,950,093.24 and 18,905,559,816.12 is: 28,358,445,734.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,679,088,181.28 : 85,018,950,093.24 = 18,905,559,816.12 : x
  2. Step 2: Convert to fraction form
    56,679,088,181.28/85,018,950,093.24 = 18,905,559,816.12/x
  3. Step 3: Cross multiply
    56,679,088,181.28x = 85,018,950,093.24 × 18,905,559,816.12
  4. Step 4: Simplify right side
    56,679,088,181.28x = 1,607,330,846,491,469,938,688
  5. Step 5: Solve for x
    x = 1,607,330,846,491,469,938,688/56,679,088,181.28
  6. Step 6: Final answer
    x = 28,358,445,734.88

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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.