Home / 137,355,263,999.10-206,032,895,998.65-115,315,342,847.10

Finding the Fourth Proportional to 137,355,263,999.10, 206,032,895,998.65 and 115,315,342,847.10

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Solution

The fourth proportional to 137,355,263,999.10, 206,032,895,998.65 and 115,315,342,847.10 is: 172,973,014,270.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,355,263,999.10 : 206,032,895,998.65 = 115,315,342,847.10 : x
  2. Step 2: Convert to fraction form
    137,355,263,999.10/206,032,895,998.65 = 115,315,342,847.10/x
  3. Step 3: Cross multiply
    137,355,263,999.10x = 206,032,895,998.65 × 115,315,342,847.10
  4. Step 4: Simplify right side
    137,355,263,999.10x = 23,758,754,039,865,221,840,896
  5. Step 5: Solve for x
    x = 23,758,754,039,865,221,840,896/137,355,263,999.10
  6. Step 6: Final answer
    x = 172,973,014,270.65

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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.