Home / 6,388,653,459.06-8,816,179,351.81-3,569,282,559.42

Finding the Fourth Proportional to 6,388,653,459.06, 8,816,179,351.81 and 3,569,282,559.42

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Solution

The fourth proportional to 6,388,653,459.06, 8,816,179,351.81 and 3,569,282,559.42 is: 4,925,519,188.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388,653,459.06 : 8,816,179,351.81 = 3,569,282,559.42 : x
  2. Step 2: Convert to fraction form
    6,388,653,459.06/8,816,179,351.81 = 3,569,282,559.42/x
  3. Step 3: Cross multiply
    6,388,653,459.06x = 8,816,179,351.81 × 3,569,282,559.42
  4. Step 4: Simplify right side
    6,388,653,459.06x = 31,467,435,201,134,153,728
  5. Step 5: Solve for x
    x = 31,467,435,201,134,153,728/6,388,653,459.06
  6. Step 6: Final answer
    x = 4,925,519,188.48

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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.