Home / 8,111,946,351.48-11,168,468,526.75-6,325,507,429.98

Finding the Fourth Proportional to 8,111,946,351.48, 11,168,468,526.75 and 6,325,507,429.98

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Solution

The fourth proportional to 8,111,946,351.48, 11,168,468,526.75 and 6,325,507,429.98 is: 8,708,912,459.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111,946,351.48 : 11,168,468,526.75 = 6,325,507,429.98 : x
  2. Step 2: Convert to fraction form
    8,111,946,351.48/11,168,468,526.75 = 6,325,507,429.98/x
  3. Step 3: Cross multiply
    8,111,946,351.48x = 11,168,468,526.75 × 6,325,507,429.98
  4. Step 4: Simplify right side
    8,111,946,351.48x = 70,646,230,647,454,900,224
  5. Step 5: Solve for x
    x = 70,646,230,647,454,900,224/8,111,946,351.48
  6. Step 6: Final answer
    x = 8,708,912,459.04

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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.