Home / 7,669,728,052.80-11,504,592,079.20-7,368,740,865.60

Finding the Fourth Proportional to 7,669,728,052.80, 11,504,592,079.20 and 7,368,740,865.60

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Solution

The fourth proportional to 7,669,728,052.80, 11,504,592,079.20 and 7,368,740,865.60 is: 11,053,111,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669,728,052.80 : 11,504,592,079.20 = 7,368,740,865.60 : x
  2. Step 2: Convert to fraction form
    7,669,728,052.80/11,504,592,079.20 = 7,368,740,865.60/x
  3. Step 3: Cross multiply
    7,669,728,052.80x = 11,504,592,079.20 × 7,368,740,865.60
  4. Step 4: Simplify right side
    7,669,728,052.80x = 84,774,357,796,059,119,616
  5. Step 5: Solve for x
    x = 84,774,357,796,059,119,616/7,669,728,052.80
  6. Step 6: Final answer
    x = 11,053,111,298.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.