Home / 21,105,037,787,519-31,639,425,584,024-7,334,835,457,574.50

Finding the Fourth Proportional to 21,105,037,787,519, 31,639,425,584,024 and 7,334,835,457,574.50

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Solution

The fourth proportional to 21,105,037,787,519, 31,639,425,584,024 and 7,334,835,457,574.50 is: 10,995,951,912,875.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,105,037,787,519 : 31,639,425,584,024 = 7,334,835,457,574.50 : x
  2. Step 2: Convert to fraction form
    21,105,037,787,519/31,639,425,584,024 = 7,334,835,457,574.50/x
  3. Step 3: Cross multiply
    21,105,037,787,519x = 31,639,425,584,024 × 7,334,835,457,574.50
  4. Step 4: Simplify right side
    21,105,037,787,519x = 232,069,980,630,989,022,714,396,672
  5. Step 5: Solve for x
    x = 232,069,980,630,989,022,714,396,672/21,105,037,787,519
  6. Step 6: Final answer
    x = 10,995,951,912,875.96

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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.