Home / 14,344,385,829.12-19,795,321,197.90-7,914,205,485.11

Finding the Fourth Proportional to 14,344,385,829.12, 19,795,321,197.90 and 7,914,205,485.11

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Solution

The fourth proportional to 14,344,385,829.12, 19,795,321,197.90 and 7,914,205,485.11 is: 10,921,641,502.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344,385,829.12 : 19,795,321,197.90 = 7,914,205,485.11 : x
  2. Step 2: Convert to fraction form
    14,344,385,829.12/19,795,321,197.90 = 7,914,205,485.11/x
  3. Step 3: Cross multiply
    14,344,385,829.12x = 19,795,321,197.90 × 7,914,205,485.11
  4. Step 4: Simplify right side
    14,344,385,829.12x = 156,664,239,603,983,941,632
  5. Step 5: Solve for x
    x = 156,664,239,603,983,941,632/14,344,385,829.12
  6. Step 6: Final answer
    x = 10,921,641,502.83

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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.