Home / 21,560,322,406.40-32,340,483,609.60-10,513,152,051.20

Finding the Fourth Proportional to 21,560,322,406.40, 32,340,483,609.60 and 10,513,152,051.20

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Solution

The fourth proportional to 21,560,322,406.40, 32,340,483,609.60 and 10,513,152,051.20 is: 15,769,728,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560,322,406.40 : 32,340,483,609.60 = 10,513,152,051.20 : x
  2. Step 2: Convert to fraction form
    21,560,322,406.40/32,340,483,609.60 = 10,513,152,051.20/x
  3. Step 3: Cross multiply
    21,560,322,406.40x = 32,340,483,609.60 × 10,513,152,051.20
  4. Step 4: Simplify right side
    21,560,322,406.40x = 340,000,421,597,066,231,808
  5. Step 5: Solve for x
    x = 340,000,421,597,066,231,808/21,560,322,406.40
  6. Step 6: Final answer
    x = 15,769,728,076.80

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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.