Home / 1,992,951,048.70-2,989,426,573.05-1,074,621,000.70

Finding the Fourth Proportional to 1,992,951,048.70, 2,989,426,573.05 and 1,074,621,000.70

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Solution

The fourth proportional to 1,992,951,048.70, 2,989,426,573.05 and 1,074,621,000.70 is: 1,611,931,501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,951,048.70 : 2,989,426,573.05 = 1,074,621,000.70 : x
  2. Step 2: Convert to fraction form
    1,992,951,048.70/2,989,426,573.05 = 1,074,621,000.70/x
  3. Step 3: Cross multiply
    1,992,951,048.70x = 2,989,426,573.05 × 1,074,621,000.70
  4. Step 4: Simplify right side
    1,992,951,048.70x = 3,212,500,575,450,163,200
  5. Step 5: Solve for x
    x = 3,212,500,575,450,163,200/1,992,951,048.70
  6. Step 6: Final answer
    x = 1,611,931,501.05

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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.