Home / 6,450,839,529.04-8,902,605,968.81-3,910,628,561.17

Finding the Fourth Proportional to 6,450,839,529.04, 8,902,605,968.81 and 3,910,628,561.17

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Solution

The fourth proportional to 6,450,839,529.04, 8,902,605,968.81 and 3,910,628,561.17 is: 5,396,938,648.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450,839,529.04 : 8,902,605,968.81 = 3,910,628,561.17 : x
  2. Step 2: Convert to fraction form
    6,450,839,529.04/8,902,605,968.81 = 3,910,628,561.17/x
  3. Step 3: Cross multiply
    6,450,839,529.04x = 8,902,605,968.81 × 3,910,628,561.17
  4. Step 4: Simplify right side
    6,450,839,529.04x = 34,814,785,170,459,979,776
  5. Step 5: Solve for x
    x = 34,814,785,170,459,979,776/6,450,839,529.04
  6. Step 6: Final answer
    x = 5,396,938,648.64

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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.