Home / 21,105,037,787,520-31,639,425,584,025-7,334,835,457,575.90

Finding the Fourth Proportional to 21,105,037,787,520, 31,639,425,584,025 and 7,334,835,457,575.90

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Solution

The fourth proportional to 21,105,037,787,520, 31,639,425,584,025 and 7,334,835,457,575.90 is: 10,995,951,912,877.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,105,037,787,520 : 31,639,425,584,025 = 7,334,835,457,575.90 : x
  2. Step 2: Convert to fraction form
    21,105,037,787,520/31,639,425,584,025 = 7,334,835,457,575.90/x
  3. Step 3: Cross multiply
    21,105,037,787,520x = 31,639,425,584,025 × 7,334,835,457,575.90
  4. Step 4: Simplify right side
    21,105,037,787,520x = 232,069,980,631,040,665,401,163,776
  5. Step 5: Solve for x
    x = 232,069,980,631,040,665,401,163,776/21,105,037,787,520
  6. Step 6: Final answer
    x = 10,995,951,912,877.89

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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.