Home / 2,989,951,978.20-4,484,927,967.30-1,595,238,217.80

Finding the Fourth Proportional to 2,989,951,978.20, 4,484,927,967.30 and 1,595,238,217.80

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Solution

The fourth proportional to 2,989,951,978.20, 4,484,927,967.30 and 1,595,238,217.80 is: 2,392,857,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,951,978.20 : 4,484,927,967.30 = 1,595,238,217.80 : x
  2. Step 2: Convert to fraction form
    2,989,951,978.20/4,484,927,967.30 = 1,595,238,217.80/x
  3. Step 3: Cross multiply
    2,989,951,978.20x = 4,484,927,967.30 × 1,595,238,217.80
  4. Step 4: Simplify right side
    2,989,951,978.20x = 7,154,528,497,517,028,352
  5. Step 5: Solve for x
    x = 7,154,528,497,517,028,352/2,989,951,978.20
  6. Step 6: Final answer
    x = 2,392,857,326.70

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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.