Home / 1,992,600,529.20-2,988,900,793.80-1,410,991,498.80

Finding the Fourth Proportional to 1,992,600,529.20, 2,988,900,793.80 and 1,410,991,498.80

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Solution

The fourth proportional to 1,992,600,529.20, 2,988,900,793.80 and 1,410,991,498.80 is: 2,116,487,248.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,600,529.20 : 2,988,900,793.80 = 1,410,991,498.80 : x
  2. Step 2: Convert to fraction form
    1,992,600,529.20/2,988,900,793.80 = 1,410,991,498.80/x
  3. Step 3: Cross multiply
    1,992,600,529.20x = 2,988,900,793.80 × 1,410,991,498.80
  4. Step 4: Simplify right side
    1,992,600,529.20x = 4,217,313,610,808,371,712
  5. Step 5: Solve for x
    x = 4,217,313,610,808,371,712/1,992,600,529.20
  6. Step 6: Final answer
    x = 2,116,487,248.20

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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.