Home / 11,455,646,525.08-15,808,677,986.13-6,374,923,434.65

Finding the Fourth Proportional to 11,455,646,525.08, 15,808,677,986.13 and 6,374,923,434.65

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Solution

The fourth proportional to 11,455,646,525.08, 15,808,677,986.13 and 6,374,923,434.65 is: 8,797,330,778.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455,646,525.08 : 15,808,677,986.13 = 6,374,923,434.65 : x
  2. Step 2: Convert to fraction form
    11,455,646,525.08/15,808,677,986.13 = 6,374,923,434.65/x
  3. Step 3: Cross multiply
    11,455,646,525.08x = 15,808,677,986.13 × 6,374,923,434.65
  4. Step 4: Simplify right side
    11,455,646,525.08x = 100,779,111,764,628,144,128
  5. Step 5: Solve for x
    x = 100,779,111,764,628,144,128/11,455,646,525.08
  6. Step 6: Final answer
    x = 8,797,330,778.67

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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.