Home / 6,388,653,460.06-8,816,179,353.19-3,569,282,560.42

Finding the Fourth Proportional to 6,388,653,460.06, 8,816,179,353.19 and 3,569,282,560.42

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Solution

The fourth proportional to 6,388,653,460.06, 8,816,179,353.19 and 3,569,282,560.42 is: 4,925,519,189.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388,653,460.06 : 8,816,179,353.19 = 3,569,282,560.42 : x
  2. Step 2: Convert to fraction form
    6,388,653,460.06/8,816,179,353.19 = 3,569,282,560.42/x
  3. Step 3: Cross multiply
    6,388,653,460.06x = 8,816,179,353.19 × 3,569,282,560.42
  4. Step 4: Simplify right side
    6,388,653,460.06x = 31,467,435,214,875,947,008
  5. Step 5: Solve for x
    x = 31,467,435,214,875,947,008/6,388,653,460.06
  6. Step 6: Final answer
    x = 4,925,519,189.86

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Double scale
Find fourth proportional to 6,388,653,461.06, 8,816,179,354.57 and 3,569,282,561.42
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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.