Home / 6,639,373,530.99-9,162,344,400.98-3,819,924,908.10

Finding the Fourth Proportional to 6,639,373,530.99, 9,162,344,400.98 and 3,819,924,908.10

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Solution

The fourth proportional to 6,639,373,530.99, 9,162,344,400.98 and 3,819,924,908.10 is: 5,271,501,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,639,373,530.99 : 9,162,344,400.98 = 3,819,924,908.10 : x
  2. Step 2: Convert to fraction form
    6,639,373,530.99/9,162,344,400.98 = 3,819,924,908.10/x
  3. Step 3: Cross multiply
    6,639,373,530.99x = 9,162,344,400.98 × 3,819,924,908.10
  4. Step 4: Simplify right side
    6,639,373,530.99x = 34,999,467,593,874,976,768
  5. Step 5: Solve for x
    x = 34,999,467,593,874,976,768/6,639,373,530.99
  6. Step 6: Final answer
    x = 5,271,501,509.97

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Double scale
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1.5x scale

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.