Home / 1,604,587,527.82-2,213,392,651.36-1,008,928,968.85

Finding the Fourth Proportional to 1,604,587,527.82, 2,213,392,651.36 and 1,008,928,968.85

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Solution

The fourth proportional to 1,604,587,527.82, 2,213,392,651.36 and 1,008,928,968.85 is: 1,391,732,097.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,587,527.82 : 2,213,392,651.36 = 1,008,928,968.85 : x
  2. Step 2: Convert to fraction form
    1,604,587,527.82/2,213,392,651.36 = 1,008,928,968.85/x
  3. Step 3: Cross multiply
    1,604,587,527.82x = 2,213,392,651.36 × 1,008,928,968.85
  4. Step 4: Simplify right side
    1,604,587,527.82x = 2,233,155,965,396,812,544
  5. Step 5: Solve for x
    x = 2,233,155,965,396,812,544/1,604,587,527.82
  6. Step 6: Final answer
    x = 1,391,732,097.30

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Double scale
Find fourth proportional to 1,604,587,528.82, 2,213,392,652.74 and 1,008,928,969.85
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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.