Home / 28,268,931,072.60-42,403,396,608.90-23,915,366,400.60

Finding the Fourth Proportional to 28,268,931,072.60, 42,403,396,608.90 and 23,915,366,400.60

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Solution

The fourth proportional to 28,268,931,072.60, 42,403,396,608.90 and 23,915,366,400.60 is: 35,873,049,600.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,268,931,072.60 : 42,403,396,608.90 = 23,915,366,400.60 : x
  2. Step 2: Convert to fraction form
    28,268,931,072.60/42,403,396,608.90 = 23,915,366,400.60/x
  3. Step 3: Cross multiply
    28,268,931,072.60x = 42,403,396,608.90 × 23,915,366,400.60
  4. Step 4: Simplify right side
    28,268,931,072.60x = 1,014,092,766,531,803,021,312
  5. Step 5: Solve for x
    x = 1,014,092,766,531,803,021,312/28,268,931,072.60
  6. Step 6: Final answer
    x = 35,873,049,600.90

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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.