Home / 12,032,811,984.24-18,006,991,379.88-9,666,157,544.88

Finding the Fourth Proportional to 12,032,811,984.24, 18,006,991,379.88 and 9,666,157,544.88

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Solution

The fourth proportional to 12,032,811,984.24, 18,006,991,379.88 and 9,666,157,544.88 is: 14,465,314,991.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,032,811,984.24 : 18,006,991,379.88 = 9,666,157,544.88 : x
  2. Step 2: Convert to fraction form
    12,032,811,984.24/18,006,991,379.88 = 9,666,157,544.88/x
  3. Step 3: Cross multiply
    12,032,811,984.24x = 18,006,991,379.88 × 9,666,157,544.88
  4. Step 4: Simplify right side
    12,032,811,984.24x = 174,058,415,587,216,195,584
  5. Step 5: Solve for x
    x = 174,058,415,587,216,195,584/12,032,811,984.24
  6. Step 6: Final answer
    x = 14,465,314,991.64

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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.