Home / 188,486,762,458.99-282,728,280,500.88-86,354,385,717.13

Finding the Fourth Proportional to 188,486,762,458.99, 282,728,280,500.88 and 86,354,385,717.13

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Solution

The fourth proportional to 188,486,762,458.99, 282,728,280,500.88 and 86,354,385,717.13 is: 129,530,724,964.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,486,762,458.99 : 282,728,280,500.88 = 86,354,385,717.13 : x
  2. Step 2: Convert to fraction form
    188,486,762,458.99/282,728,280,500.88 = 86,354,385,717.13/x
  3. Step 3: Cross multiply
    188,486,762,458.99x = 282,728,280,500.88 × 86,354,385,717.13
  4. Step 4: Simplify right side
    188,486,762,458.99x = 24,414,826,987,513,918,259,200
  5. Step 5: Solve for x
    x = 24,414,826,987,513,918,259,200/188,486,762,458.99
  6. Step 6: Final answer
    x = 129,530,724,964.44

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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.