Home / 2,811,769,819.66-3,880,242,267.15-1,558,703,500.30

Finding the Fourth Proportional to 2,811,769,819.66, 3,880,242,267.15 and 1,558,703,500.30

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Solution

The fourth proportional to 2,811,769,819.66, 3,880,242,267.15 and 1,558,703,500.30 is: 2,151,010,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,769,819.66 : 3,880,242,267.15 = 1,558,703,500.30 : x
  2. Step 2: Convert to fraction form
    2,811,769,819.66/3,880,242,267.15 = 1,558,703,500.30/x
  3. Step 3: Cross multiply
    2,811,769,819.66x = 3,880,242,267.15 × 1,558,703,500.30
  4. Step 4: Simplify right side
    2,811,769,819.66x = 6,048,147,203,818,713,088
  5. Step 5: Solve for x
    x = 6,048,147,203,818,713,088/2,811,769,819.66
  6. Step 6: Final answer
    x = 2,151,010,783.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.